Finding the Fourth Proportional to 88,664.28, 133,019.49 and 26,334.78

Step by Step Solution

1. Step 1: Write the proportion equation
   88,664.28 : 133,019.49 = 26,334.78 : x
2. Step 2: Convert to fraction form
   88,664.28/133,019.49 = 26,334.78/x
3. Step 3: Cross multiply
   88,664.28x = 133,019.49 × 26,334.78
4. Step 4: Simplify right side
   88,664.28x = 3,503,039,004.86
5. Step 5: Solve for x
   x = 3,503,039,004.86/88,664.28
6. Step 6: Final answer
   x = 39,509.02