Finding the Fourth Proportional to 91,695.47, 137,515.18 and 63,414.25

Step by Step Solution

1. Step 1: Write the proportion equation
   91,695.47 : 137,515.18 = 63,414.25 : x
2. Step 2: Convert to fraction form
   91,695.47/137,515.18 = 63,414.25/x
3. Step 3: Cross multiply
   91,695.47x = 137,515.18 × 63,414.25
4. Step 4: Simplify right side
   91,695.47x = 8,720,422,003.32
5. Step 5: Solve for x
   x = 8,720,422,003.32/91,695.47
6. Step 6: Final answer
   x = 95,101.99