Finding the Fourth Proportional to 12,535.83, 18,800.63 and 5,517.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,535.83 : 18,800.63 = 5,517.59 : x
2. Step 2: Convert to fraction form
   12,535.83/18,800.63 = 5,517.59/x
3. Step 3: Cross multiply
   12,535.83x = 18,800.63 × 5,517.59
4. Step 4: Simplify right side
   12,535.83x = 103,734,168.08
5. Step 5: Solve for x
   x = 103,734,168.08/12,535.83
6. Step 6: Final answer
   x = 8,275.01