Finding the Fourth Proportional to 5,887.50, 8,124.76 and 3,198.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,887.50 : 8,124.76 = 3,198.72 : x
2. Step 2: Convert to fraction form
   5,887.50/8,124.76 = 3,198.72/x
3. Step 3: Cross multiply
   5,887.50x = 8,124.76 × 3,198.72
4. Step 4: Simplify right side
   5,887.50x = 25,988,832.31
5. Step 5: Solve for x
   x = 25,988,832.31/5,887.50
6. Step 6: Final answer
   x = 4,414.24