Finding the Fourth Proportional to 3,151.10, 4,348.22 and 1,824.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,151.10 : 4,348.22 = 1,824.78 : x
2. Step 2: Convert to fraction form
   3,151.10/4,348.22 = 1,824.78/x
3. Step 3: Cross multiply
   3,151.10x = 4,348.22 × 1,824.78
4. Step 4: Simplify right side
   3,151.10x = 7,934,544.89
5. Step 5: Solve for x
   x = 7,934,544.89/3,151.10
6. Step 6: Final answer
   x = 2,518.02