Finding the Fourth Proportional to 89,665.32, 123,716.38 and 59,035.16

Step by Step Solution

1. Step 1: Write the proportion equation
   89,665.32 : 123,716.38 = 59,035.16 : x
2. Step 2: Convert to fraction form
   89,665.32/123,716.38 = 59,035.16/x
3. Step 3: Cross multiply
   89,665.32x = 123,716.38 × 59,035.16
4. Step 4: Simplify right side
   89,665.32x = 7,303,616,287.92
5. Step 5: Solve for x
   x = 7,303,616,287.92/89,665.32
6. Step 6: Final answer
   x = 81,454.19