Finding the Fourth Proportional to 16,561.74, 22,854.51 and 9,488.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,561.74 : 22,854.51 = 9,488.82 : x
2. Step 2: Convert to fraction form
   16,561.74/22,854.51 = 9,488.82/x
3. Step 3: Cross multiply
   16,561.74x = 22,854.51 × 9,488.82
4. Step 4: Simplify right side
   16,561.74x = 216,862,331.58
5. Step 5: Solve for x
   x = 216,862,331.58/16,561.74
6. Step 6: Final answer
   x = 13,094.18