Finding the Fourth Proportional to 2,613.18, 3,916.68 and 1,149.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.18 : 3,916.68 = 1,149.27 : x
2. Step 2: Convert to fraction form
   2,613.18/3,916.68 = 1,149.27/x
3. Step 3: Cross multiply
   2,613.18x = 3,916.68 × 1,149.27
4. Step 4: Simplify right side
   2,613.18x = 4,501,322.82
5. Step 5: Solve for x
   x = 4,501,322.82/2,613.18
6. Step 6: Final answer
   x = 1,722.55