Finding the Fourth Proportional to 16,643.16, 24,956.34 and 5,545.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,643.16 : 24,956.34 = 5,545.86 : x
2. Step 2: Convert to fraction form
   16,643.16/24,956.34 = 5,545.86/x
3. Step 3: Cross multiply
   16,643.16x = 24,956.34 × 5,545.86
4. Step 4: Simplify right side
   16,643.16x = 138,404,367.75
5. Step 5: Solve for x
   x = 138,404,367.75/16,643.16
6. Step 6: Final answer
   x = 8,315.99