Finding the Fourth Proportional to 6,363.47, 8,781.61 and 3,710.39

Step by Step Solution

1. Step 1: Write the proportion equation
   6,363.47 : 8,781.61 = 3,710.39 : x
2. Step 2: Convert to fraction form
   6,363.47/8,781.61 = 3,710.39/x
3. Step 3: Cross multiply
   6,363.47x = 8,781.61 × 3,710.39
4. Step 4: Simplify right side
   6,363.47x = 32,583,144.74
5. Step 5: Solve for x
   x = 32,583,144.74/6,363.47
6. Step 6: Final answer
   x = 5,120.34