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Finding the Fourth Proportional to 79,246.80, 118,870.20 and 26,650.80

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Solution

The fourth proportional to 79,246.80, 118,870.20 and 26,650.80 is: 39,976.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,246.80 : 118,870.20 = 26,650.80 : x
  2. Step 2: Convert to fraction form
    79,246.80/118,870.20 = 26,650.80/x
  3. Step 3: Cross multiply
    79,246.80x = 118,870.20 × 26,650.80
  4. Step 4: Simplify right side
    79,246.80x = 3,167,985,926.16
  5. Step 5: Solve for x
    x = 3,167,985,926.16/79,246.80
  6. Step 6: Final answer
    x = 39,976.20

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