Finding the Fourth Proportional to 103,610.16, 155,414.73 and 89,527.33

Step by Step Solution

1. Step 1: Write the proportion equation
   103,610.16 : 155,414.73 = 89,527.33 : x
2. Step 2: Convert to fraction form
   103,610.16/155,414.73 = 89,527.33/x
3. Step 3: Cross multiply
   103,610.16x = 155,414.73 × 89,527.33
4. Step 4: Simplify right side
   103,610.16x = 13,913,865,819.57
5. Step 5: Solve for x
   x = 13,913,865,819.57/103,610.16
6. Step 6: Final answer
   x = 134,290.55