Finding the Fourth Proportional to 11,672.50, 17,508.91 and 3,881.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,672.50 : 17,508.91 = 3,881.32 : x
2. Step 2: Convert to fraction form
   11,672.50/17,508.91 = 3,881.32/x
3. Step 3: Cross multiply
   11,672.50x = 17,508.91 × 3,881.32
4. Step 4: Simplify right side
   11,672.50x = 67,957,575.61
5. Step 5: Solve for x
   x = 67,957,575.61/11,672.50
6. Step 6: Final answer
   x = 5,822.02