Finding the Fourth Proportional to 16,219.72, 24,340.41 and 5,689.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,219.72 : 24,340.41 = 5,689.74 : x
2. Step 2: Convert to fraction form
   16,219.72/24,340.41 = 5,689.74/x
3. Step 3: Cross multiply
   16,219.72x = 24,340.41 × 5,689.74
4. Step 4: Simplify right side
   16,219.72x = 138,490,604.39
5. Step 5: Solve for x
   x = 138,490,604.39/16,219.72
6. Step 6: Final answer
   x = 8,538.41