Finding the Fourth Proportional to 17,186.88, 25,781.68 and 5,500.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,186.88 : 25,781.68 = 5,500.10 : x
2. Step 2: Convert to fraction form
   17,186.88/25,781.68 = 5,500.10/x
3. Step 3: Cross multiply
   17,186.88x = 25,781.68 × 5,500.10
4. Step 4: Simplify right side
   17,186.88x = 141,801,818.17
5. Step 5: Solve for x
   x = 141,801,818.17/17,186.88
6. Step 6: Final answer
   x = 8,250.59