Finding the Fourth Proportional to 83,661.98, 125,359.18 and 75,164.46

Step by Step Solution

1. Step 1: Write the proportion equation
   83,661.98 : 125,359.18 = 75,164.46 : x
2. Step 2: Convert to fraction form
   83,661.98/125,359.18 = 75,164.46/x
3. Step 3: Cross multiply
   83,661.98x = 125,359.18 × 75,164.46
4. Step 4: Simplify right side
   83,661.98x = 9,422,554,729.83
5. Step 5: Solve for x
   x = 9,422,554,729.83/83,661.98
6. Step 6: Final answer
   x = 112,626.49