Finding the Fourth Proportional to 31,076.56, 42,883.96 and 17,647.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,076.56 : 42,883.96 = 17,647.48 : x
2. Step 2: Convert to fraction form
   31,076.56/42,883.96 = 17,647.48/x
3. Step 3: Cross multiply
   31,076.56x = 42,883.96 × 17,647.48
4. Step 4: Simplify right side
   31,076.56x = 756,793,826.42
5. Step 5: Solve for x
   x = 756,793,826.42/31,076.56
6. Step 6: Final answer
   x = 24,352.56