Finding the Fourth Proportional to 64,131.74, 88,512.46 and 41,475.78

Step by Step Solution

1. Step 1: Write the proportion equation
   64,131.74 : 88,512.46 = 41,475.78 : x
2. Step 2: Convert to fraction form
   64,131.74/88,512.46 = 41,475.78/x
3. Step 3: Cross multiply
   64,131.74x = 88,512.46 × 41,475.78
4. Step 4: Simplify right side
   64,131.74x = 3,671,123,318.22
5. Step 5: Solve for x
   x = 3,671,123,318.22/64,131.74
6. Step 6: Final answer
   x = 57,243.47