Finding the Fourth Proportional to 6,550.34, 9,039.89 and 3,718.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,550.34 : 9,039.89 = 3,718.18 : x
2. Step 2: Convert to fraction form
   6,550.34/9,039.89 = 3,718.18/x
3. Step 3: Cross multiply
   6,550.34x = 9,039.89 × 3,718.18
4. Step 4: Simplify right side
   6,550.34x = 33,611,874.41
5. Step 5: Solve for x
   x = 33,611,874.41/6,550.34
6. Step 6: Final answer
   x = 5,131.32