Finding the Fourth Proportional to 2,377.45, 3,566.71 and 916.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.45 : 3,566.71 = 916.68 : x
2. Step 2: Convert to fraction form
   2,377.45/3,566.71 = 916.68/x
3. Step 3: Cross multiply
   2,377.45x = 3,566.71 × 916.68
4. Step 4: Simplify right side
   2,377.45x = 3,269,531.72
5. Step 5: Solve for x
   x = 3,269,531.72/2,377.45
6. Step 6: Final answer
   x = 1,375.23