Finding the Fourth Proportional to 57,100.72, 78,796.80 and 31,950.24

Step by Step Solution

1. Step 1: Write the proportion equation
   57,100.72 : 78,796.80 = 31,950.24 : x
2. Step 2: Convert to fraction form
   57,100.72/78,796.80 = 31,950.24/x
3. Step 3: Cross multiply
   57,100.72x = 78,796.80 × 31,950.24
4. Step 4: Simplify right side
   57,100.72x = 2,517,576,671.23
5. Step 5: Solve for x
   x = 2,517,576,671.23/57,100.72
6. Step 6: Final answer
   x = 44,090.10