Finding the Fourth Proportional to 91,414.27, 126,175.17 and 55,629.48

Step by Step Solution

1. Step 1: Write the proportion equation
   91,414.27 : 126,175.17 = 55,629.48 : x
2. Step 2: Convert to fraction form
   91,414.27/126,175.17 = 55,629.48/x
3. Step 3: Cross multiply
   91,414.27x = 126,175.17 × 55,629.48
4. Step 4: Simplify right side
   91,414.27x = 7,019,059,464.86
5. Step 5: Solve for x
   x = 7,019,059,464.86/91,414.27
6. Step 6: Final answer
   x = 76,782.97