Finding the Fourth Proportional to 89,131.19, 133,718.70 and 25,951.86

Step by Step Solution

1. Step 1: Write the proportion equation
   89,131.19 : 133,718.70 = 25,951.86 : x
2. Step 2: Convert to fraction form
   89,131.19/133,718.70 = 25,951.86/x
3. Step 3: Cross multiply
   89,131.19x = 133,718.70 × 25,951.86
4. Step 4: Simplify right side
   89,131.19x = 3,470,248,981.78
5. Step 5: Solve for x
   x = 3,470,248,981.78/89,131.19
6. Step 6: Final answer
   x = 38,934.17