Finding the Fourth Proportional to 113,875.37, 170,481.56 and 59,711.61

Step by Step Solution

1. Step 1: Write the proportion equation
   113,875.37 : 170,481.56 = 59,711.61 : x
2. Step 2: Convert to fraction form
   113,875.37/170,481.56 = 59,711.61/x
3. Step 3: Cross multiply
   113,875.37x = 170,481.56 × 59,711.61
4. Step 4: Simplify right side
   113,875.37x = 10,179,729,351.45
5. Step 5: Solve for x
   x = 10,179,729,351.45/113,875.37
6. Step 6: Final answer
   x = 89,393.60