Finding the Fourth Proportional to 88,838.49, 133,238.17 and 25,644.89

Step by Step Solution

1. Step 1: Write the proportion equation
   88,838.49 : 133,238.17 = 25,644.89 : x
2. Step 2: Convert to fraction form
   88,838.49/133,238.17 = 25,644.89/x
3. Step 3: Cross multiply
   88,838.49x = 133,238.17 × 25,644.89
4. Step 4: Simplify right side
   88,838.49x = 3,416,877,684.89
5. Step 5: Solve for x
   x = 3,416,877,684.89/88,838.49
6. Step 6: Final answer
   x = 38,461.68