Finding the Fourth Proportional to 2,505.72, 3,756.18 and 1,046.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.72 : 3,756.18 = 1,046.16 : x
2. Step 2: Convert to fraction form
   2,505.72/3,756.18 = 1,046.16/x
3. Step 3: Cross multiply
   2,505.72x = 3,756.18 × 1,046.16
4. Step 4: Simplify right side
   2,505.72x = 3,929,565.27
5. Step 5: Solve for x
   x = 3,929,565.27/2,505.72
6. Step 6: Final answer
   x = 1,568.24