Finding the Fourth Proportional to 8,748.29, 13,118.58 and 3,200.19

Step by Step Solution

1. Step 1: Write the proportion equation
   8,748.29 : 13,118.58 = 3,200.19 : x
2. Step 2: Convert to fraction form
   8,748.29/13,118.58 = 3,200.19/x
3. Step 3: Cross multiply
   8,748.29x = 13,118.58 × 3,200.19
4. Step 4: Simplify right side
   8,748.29x = 41,981,989.33
5. Step 5: Solve for x
   x = 41,981,989.33/8,748.29
6. Step 6: Final answer
   x = 4,798.88