Finding the Fourth Proportional to 6,061.20, 8,363.84 and 3,702.88

Step by Step Solution

1. Step 1: Write the proportion equation
   6,061.20 : 8,363.84 = 3,702.88 : x
2. Step 2: Convert to fraction form
   6,061.20/8,363.84 = 3,702.88/x
3. Step 3: Cross multiply
   6,061.20x = 8,363.84 × 3,702.88
4. Step 4: Simplify right side
   6,061.20x = 30,970,295.86
5. Step 5: Solve for x
   x = 30,970,295.86/6,061.20
6. Step 6: Final answer
   x = 5,109.60