Finding the Fourth Proportional to 86,322.08, 129,602.37 and 59,605.37

Step by Step Solution

1. Step 1: Write the proportion equation
   86,322.08 : 129,602.37 = 59,605.37 : x
2. Step 2: Convert to fraction form
   86,322.08/129,602.37 = 59,605.37/x
3. Step 3: Cross multiply
   86,322.08x = 129,602.37 × 59,605.37
4. Step 4: Simplify right side
   86,322.08x = 7,724,996,568.72
5. Step 5: Solve for x
   x = 7,724,996,568.72/86,322.08
6. Step 6: Final answer
   x = 89,490.39