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Finding the Fourth Proportional to 92,685.07, 138,842.11 and 42,696.73

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Solution

The fourth proportional to 92,685.07, 138,842.11 and 42,696.73 is: 63,959.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,685.07 : 138,842.11 = 42,696.73 : x
  2. Step 2: Convert to fraction form
    92,685.07/138,842.11 = 42,696.73/x
  3. Step 3: Cross multiply
    92,685.07x = 138,842.11 × 42,696.73
  4. Step 4: Simplify right side
    92,685.07x = 5,928,104,083.30
  5. Step 5: Solve for x
    x = 5,928,104,083.30/92,685.07
  6. Step 6: Final answer
    x = 63,959.64

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