Finding the Fourth Proportional to 83,414.87, 115,112.55 and 45,689.12

Step by Step Solution

1. Step 1: Write the proportion equation
   83,414.87 : 115,112.55 = 45,689.12 : x
2. Step 2: Convert to fraction form
   83,414.87/115,112.55 = 45,689.12/x
3. Step 3: Cross multiply
   83,414.87x = 115,112.55 × 45,689.12
4. Step 4: Simplify right side
   83,414.87x = 5,259,391,110.46
5. Step 5: Solve for x
   x = 5,259,391,110.46/83,414.87
6. Step 6: Final answer
   x = 63,051.00