Finding the Fourth Proportional to 62,171.91, 93,191.81 and 42,401.43

Step by Step Solution

1. Step 1: Write the proportion equation
   62,171.91 : 93,191.81 = 42,401.43 : x
2. Step 2: Convert to fraction form
   62,171.91/93,191.81 = 42,401.43/x
3. Step 3: Cross multiply
   62,171.91x = 93,191.81 × 42,401.43
4. Step 4: Simplify right side
   62,171.91x = 3,951,465,796.28
5. Step 5: Solve for x
   x = 3,951,465,796.28/62,171.91
6. Step 6: Final answer
   x = 63,557.09