Finding the Fourth Proportional to 88,763.50, 133,168.34 and 26,434

Step by Step Solution

1. Step 1: Write the proportion equation
   88,763.50 : 133,168.34 = 26,434 : x
2. Step 2: Convert to fraction form
   88,763.50/133,168.34 = 26,434/x
3. Step 3: Cross multiply
   88,763.50x = 133,168.34 × 26,434
4. Step 4: Simplify right side
   88,763.50x = 3,520,171,899.56
5. Step 5: Solve for x
   x = 3,520,171,899.56/88,763.50
6. Step 6: Final answer
   x = 39,657.88