Finding the Fourth Proportional to 91,661.59, 137,496.49 and 25,100.25

Step by Step Solution

1. Step 1: Write the proportion equation
   91,661.59 : 137,496.49 = 25,100.25 : x
2. Step 2: Convert to fraction form
   91,661.59/137,496.49 = 25,100.25/x
3. Step 3: Cross multiply
   91,661.59x = 137,496.49 × 25,100.25
4. Step 4: Simplify right side
   91,661.59x = 3,451,195,694.76
5. Step 5: Solve for x
   x = 3,451,195,694.76/91,661.59
6. Step 6: Final answer
   x = 37,651.49