Finding the Fourth Proportional to 83,641.92, 115,426.11 and 45,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,641.92 : 115,426.11 = 45,401.50 : x
2. Step 2: Convert to fraction form
   83,641.92/115,426.11 = 45,401.50/x
3. Step 3: Cross multiply
   83,641.92x = 115,426.11 × 45,401.50
4. Step 4: Simplify right side
   83,641.92x = 5,240,517,956.03
5. Step 5: Solve for x
   x = 5,240,517,956.03/83,641.92
6. Step 6: Final answer
   x = 62,654.21