Finding the Fourth Proportional to 31,407.52, 43,342.56 and 17,260.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,407.52 : 43,342.56 = 17,260.48 : x
2. Step 2: Convert to fraction form
   31,407.52/43,342.56 = 17,260.48/x
3. Step 3: Cross multiply
   31,407.52x = 43,342.56 × 17,260.48
4. Step 4: Simplify right side
   31,407.52x = 748,113,390.03
5. Step 5: Solve for x
   x = 748,113,390.03/31,407.52
6. Step 6: Final answer
   x = 23,819.56