Finding the Fourth Proportional to 2,868.96, 4,303.68 and 1,225.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868.96 : 4,303.68 = 1,225.52 : x
2. Step 2: Convert to fraction form
   2,868.96/4,303.68 = 1,225.52/x
3. Step 3: Cross multiply
   2,868.96x = 4,303.68 × 1,225.52
4. Step 4: Simplify right side
   2,868.96x = 5,274,245.91
5. Step 5: Solve for x
   x = 5,274,245.91/2,868.96
6. Step 6: Final answer
   x = 1,838.38