Finding the Fourth Proportional to 2,868.89, 4,303.57 and 1,225.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868.89 : 4,303.57 = 1,225.46 : x
2. Step 2: Convert to fraction form
   2,868.89/4,303.57 = 1,225.46/x
3. Step 3: Cross multiply
   2,868.89x = 4,303.57 × 1,225.46
4. Step 4: Simplify right side
   2,868.89x = 5,273,852.89
5. Step 5: Solve for x
   x = 5,273,852.89/2,868.89
6. Step 6: Final answer
   x = 1,838.29