Finding the Fourth Proportional to 83,411.75, 115,108.22 and 45,687.35

Step by Step Solution

1. Step 1: Write the proportion equation
   83,411.75 : 115,108.22 = 45,687.35 : x
2. Step 2: Convert to fraction form
   83,411.75/115,108.22 = 45,687.35/x
3. Step 3: Cross multiply
   83,411.75x = 115,108.22 × 45,687.35
4. Step 4: Simplify right side
   83,411.75x = 5,258,989,535.02
5. Step 5: Solve for x
   x = 5,258,989,535.02/83,411.75
6. Step 6: Final answer
   x = 63,048.55