Finding the Fourth Proportional to 31,663.56, 43,697.10 and 17,516.41

Step by Step Solution

1. Step 1: Write the proportion equation
   31,663.56 : 43,697.10 = 17,516.41 : x
2. Step 2: Convert to fraction form
   31,663.56/43,697.10 = 17,516.41/x
3. Step 3: Cross multiply
   31,663.56x = 43,697.10 × 17,516.41
4. Step 4: Simplify right side
   31,663.56x = 765,416,319.41
5. Step 5: Solve for x
   x = 765,416,319.41/31,663.56
6. Step 6: Final answer
   x = 24,173.41