Finding the Fourth Proportional to 2,797.59, 4,196.40 and 948.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,797.59 : 4,196.40 = 948.72 : x
2. Step 2: Convert to fraction form
   2,797.59/4,196.40 = 948.72/x
3. Step 3: Cross multiply
   2,797.59x = 4,196.40 × 948.72
4. Step 4: Simplify right side
   2,797.59x = 3,981,208.61
5. Step 5: Solve for x
   x = 3,981,208.61/2,797.59
6. Step 6: Final answer
   x = 1,423.09