Finding the Fourth Proportional to 91,641.24, 137,461.76 and 25,081.92

Step by Step Solution

1. Step 1: Write the proportion equation
   91,641.24 : 137,461.76 = 25,081.92 : x
2. Step 2: Convert to fraction form
   91,641.24/137,461.76 = 25,081.92/x
3. Step 3: Cross multiply
   91,641.24x = 137,461.76 × 25,081.92
4. Step 4: Simplify right side
   91,641.24x = 3,447,804,836.03
5. Step 5: Solve for x
   x = 3,447,804,836.03/91,641.24
6. Step 6: Final answer
   x = 37,622.85