Finding the Fourth Proportional to 31,127.49, 42,847.92 and 23,560.47

Step by Step Solution

1. Step 1: Write the proportion equation
   31,127.49 : 42,847.92 = 23,560.47 : x
2. Step 2: Convert to fraction form
   31,127.49/42,847.92 = 23,560.47/x
3. Step 3: Cross multiply
   31,127.49x = 42,847.92 × 23,560.47
4. Step 4: Simplify right side
   31,127.49x = 1,009,517,133.72
5. Step 5: Solve for x
   x = 1,009,517,133.72/31,127.49
6. Step 6: Final answer
   x = 32,431.69