Finding the Fourth Proportional to 2,798.10, 4,195.55 and 1,152.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,798.10 : 4,195.55 = 1,152.69 : x
2. Step 2: Convert to fraction form
   2,798.10/4,195.55 = 1,152.69/x
3. Step 3: Cross multiply
   2,798.10x = 4,195.55 × 1,152.69
4. Step 4: Simplify right side
   2,798.10x = 4,836,168.53
5. Step 5: Solve for x
   x = 4,836,168.53/2,798.10
6. Step 6: Final answer
   x = 1,728.38