Finding the Fourth Proportional to 91,621.88, 137,436.96 and 25,060.52

Step by Step Solution

1. Step 1: Write the proportion equation
   91,621.88 : 137,436.96 = 25,060.52 : x
2. Step 2: Convert to fraction form
   91,621.88/137,436.96 = 25,060.52/x
3. Step 3: Cross multiply
   91,621.88x = 137,436.96 × 25,060.52
4. Step 4: Simplify right side
   91,621.88x = 3,444,241,684.82
5. Step 5: Solve for x
   x = 3,444,241,684.82/91,621.88
6. Step 6: Final answer
   x = 37,591.91