Finding the Fourth Proportional to 16,606.05, 24,917.78 and 5,515.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,606.05 : 24,917.78 = 5,515.53 : x
2. Step 2: Convert to fraction form
   16,606.05/24,917.78 = 5,515.53/x
3. Step 3: Cross multiply
   16,606.05x = 24,917.78 × 5,515.53
4. Step 4: Simplify right side
   16,606.05x = 137,434,763.12
5. Step 5: Solve for x
   x = 137,434,763.12/16,606.05
6. Step 6: Final answer
   x = 8,276.19