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Finding the Fourth Proportional to 84,642.80, 116,767.80 and 59,507.12

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Solution

The fourth proportional to 84,642.80, 116,767.80 and 59,507.12 is: 82,092.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,642.80 : 116,767.80 = 59,507.12 : x
  2. Step 2: Convert to fraction form
    84,642.80/116,767.80 = 59,507.12/x
  3. Step 3: Cross multiply
    84,642.80x = 116,767.80 × 59,507.12
  4. Step 4: Simplify right side
    84,642.80x = 6,948,515,486.74
  5. Step 5: Solve for x
    x = 6,948,515,486.74/84,642.80
  6. Step 6: Final answer
    x = 82,092.22

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