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Finding the Fourth Proportional to 1,776,495.80, 2,664,743.70 and 779,223.80

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Solution

The fourth proportional to 1,776,495.80, 2,664,743.70 and 779,223.80 is: 1,168,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,495.80 : 2,664,743.70 = 779,223.80 : x
  2. Step 2: Convert to fraction form
    1,776,495.80/2,664,743.70 = 779,223.80/x
  3. Step 3: Cross multiply
    1,776,495.80x = 2,664,743.70 × 779,223.80
  4. Step 4: Simplify right side
    1,776,495.80x = 2,076,431,711,940.06
  5. Step 5: Solve for x
    x = 2,076,431,711,940.06/1,776,495.80
  6. Step 6: Final answer
    x = 1,168,835.70

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