Finding the Fourth Proportional to 31,664.22, 43,697.91 and 17,516.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,664.22 : 43,697.91 = 17,516.82 : x
2. Step 2: Convert to fraction form
   31,664.22/43,697.91 = 17,516.82/x
3. Step 3: Cross multiply
   31,664.22x = 43,697.91 × 17,516.82
4. Step 4: Simplify right side
   31,664.22x = 765,448,423.85
5. Step 5: Solve for x
   x = 765,448,423.85/31,664.22
6. Step 6: Final answer
   x = 24,173.92