Finding the Fourth Proportional to 2,613.52, 3,916.72 and 1,441.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.52 : 3,916.72 = 1,441.76 : x
2. Step 2: Convert to fraction form
   2,613.52/3,916.72 = 1,441.76/x
3. Step 3: Cross multiply
   2,613.52x = 3,916.72 × 1,441.76
4. Step 4: Simplify right side
   2,613.52x = 5,646,970.23
5. Step 5: Solve for x
   x = 5,646,970.23/2,613.52
6. Step 6: Final answer
   x = 2,160.68