Finding the Fourth Proportional to 31,647.52, 43,672.06 and 17,308.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,647.52 : 43,672.06 = 17,308.12 : x
2. Step 2: Convert to fraction form
   31,647.52/43,672.06 = 17,308.12/x
3. Step 3: Cross multiply
   31,647.52x = 43,672.06 × 17,308.12
4. Step 4: Simplify right side
   31,647.52x = 755,881,255.13
5. Step 5: Solve for x
   x = 755,881,255.13/31,647.52
6. Step 6: Final answer
   x = 23,884.38