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Finding the Fourth Proportional to 456,053.70, 684,080.55 and 123,629.70

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Solution

The fourth proportional to 456,053.70, 684,080.55 and 123,629.70 is: 185,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,053.70 : 684,080.55 = 123,629.70 : x
  2. Step 2: Convert to fraction form
    456,053.70/684,080.55 = 123,629.70/x
  3. Step 3: Cross multiply
    456,053.70x = 684,080.55 × 123,629.70
  4. Step 4: Simplify right side
    456,053.70x = 84,572,673,172.34
  5. Step 5: Solve for x
    x = 84,572,673,172.34/456,053.70
  6. Step 6: Final answer
    x = 185,444.55

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