Finding the Fourth Proportional to 6,411.02, 8,843.89 and 3,616.70

Step by Step Solution

1. Step 1: Write the proportion equation
   6,411.02 : 8,843.89 = 3,616.70 : x
2. Step 2: Convert to fraction form
   6,411.02/8,843.89 = 3,616.70/x
3. Step 3: Cross multiply
   6,411.02x = 8,843.89 × 3,616.70
4. Step 4: Simplify right side
   6,411.02x = 31,985,696.96
5. Step 5: Solve for x
   x = 31,985,696.96/6,411.02
6. Step 6: Final answer
   x = 4,989.17