Finding the Fourth Proportional to 91,934.91, 137,910.29 and 25,375.05

Step by Step Solution

1. Step 1: Write the proportion equation
   91,934.91 : 137,910.29 = 25,375.05 : x
2. Step 2: Convert to fraction form
   91,934.91/137,910.29 = 25,375.05/x
3. Step 3: Cross multiply
   91,934.91x = 137,910.29 × 25,375.05
4. Step 4: Simplify right side
   91,934.91x = 3,499,480,377.39
5. Step 5: Solve for x
   x = 3,499,480,377.39/91,934.91
6. Step 6: Final answer
   x = 38,064.76