Finding the Fourth Proportional to 2,458.56, 3,688.38 and 1,160.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458.56 : 3,688.38 = 1,160.04 : x
2. Step 2: Convert to fraction form
   2,458.56/3,688.38 = 1,160.04/x
3. Step 3: Cross multiply
   2,458.56x = 3,688.38 × 1,160.04
4. Step 4: Simplify right side
   2,458.56x = 4,278,668.34
5. Step 5: Solve for x
   x = 4,278,668.34/2,458.56
6. Step 6: Final answer
   x = 1,740.31