Finding the Fourth Proportional to 2,377.68, 3,566.82 and 916.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.68 : 3,566.82 = 916.62 : x
2. Step 2: Convert to fraction form
   2,377.68/3,566.82 = 916.62/x
3. Step 3: Cross multiply
   2,377.68x = 3,566.82 × 916.62
4. Step 4: Simplify right side
   2,377.68x = 3,269,418.55
5. Step 5: Solve for x
   x = 3,269,418.55/2,377.68
6. Step 6: Final answer
   x = 1,375.05