Finding the Fourth Proportional to 2,797.35, 4,196.12 and 1,152.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,797.35 : 4,196.12 = 1,152.78 : x
2. Step 2: Convert to fraction form
   2,797.35/4,196.12 = 1,152.78/x
3. Step 3: Cross multiply
   2,797.35x = 4,196.12 × 1,152.78
4. Step 4: Simplify right side
   2,797.35x = 4,837,197.45
5. Step 5: Solve for x
   x = 4,837,197.45/2,797.35
6. Step 6: Final answer
   x = 1,729.21