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Finding the Fourth Proportional to 67,978.79, 93,808.02 and 37,762.66

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Solution

The fourth proportional to 67,978.79, 93,808.02 and 37,762.66 is: 52,110.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,978.79 : 93,808.02 = 37,762.66 : x
  2. Step 2: Convert to fraction form
    67,978.79/93,808.02 = 37,762.66/x
  3. Step 3: Cross multiply
    67,978.79x = 93,808.02 × 37,762.66
  4. Step 4: Simplify right side
    67,978.79x = 3,542,440,095.73
  5. Step 5: Solve for x
    x = 3,542,440,095.73/67,978.79
  6. Step 6: Final answer
    x = 52,110.96

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