Finding the Fourth Proportional to 17,147.68, 23,677.22 and 13,162.48

Step by Step Solution

1. Step 1: Write the proportion equation
   17,147.68 : 23,677.22 = 13,162.48 : x
2. Step 2: Convert to fraction form
   17,147.68/23,677.22 = 13,162.48/x
3. Step 3: Cross multiply
   17,147.68x = 23,677.22 × 13,162.48
4. Step 4: Simplify right side
   17,147.68x = 311,650,934.71
5. Step 5: Solve for x
   x = 311,650,934.71/17,147.68
6. Step 6: Final answer
   x = 18,174.52