Finding the Fourth Proportional to 89,529.96, 134,341.98 and 39,644.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,529.96 : 134,341.98 = 39,644.52 : x
2. Step 2: Convert to fraction form
   89,529.96/134,341.98 = 39,644.52/x
3. Step 3: Cross multiply
   89,529.96x = 134,341.98 × 39,644.52
4. Step 4: Simplify right side
   89,529.96x = 5,325,923,312.95
5. Step 5: Solve for x
   x = 5,325,923,312.95/89,529.96
6. Step 6: Final answer
   x = 59,487.61