Finding the Fourth Proportional to 2,797.55, 4,196.96 and 948.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,797.55 : 4,196.96 = 948.55 : x
2. Step 2: Convert to fraction form
   2,797.55/4,196.96 = 948.55/x
3. Step 3: Cross multiply
   2,797.55x = 4,196.96 × 948.55
4. Step 4: Simplify right side
   2,797.55x = 3,981,026.41
5. Step 5: Solve for x
   x = 3,981,026.41/2,797.55
6. Step 6: Final answer
   x = 1,423.04