Finding the Fourth Proportional to 83,711.42, 115,522.82 and 45,471.61

Step by Step Solution

1. Step 1: Write the proportion equation
   83,711.42 : 115,522.82 = 45,471.61 : x
2. Step 2: Convert to fraction form
   83,711.42/115,522.82 = 45,471.61/x
3. Step 3: Cross multiply
   83,711.42x = 115,522.82 × 45,471.61
4. Step 4: Simplify right side
   83,711.42x = 5,253,008,534.19
5. Step 5: Solve for x
   x = 5,253,008,534.19/83,711.42
6. Step 6: Final answer
   x = 62,751.39