Finding the Fourth Proportional to 2,340.96, 3,229.05 and 1,500.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,340.96 : 3,229.05 = 1,500.78 : x
2. Step 2: Convert to fraction form
   2,340.96/3,229.05 = 1,500.78/x
3. Step 3: Cross multiply
   2,340.96x = 3,229.05 × 1,500.78
4. Step 4: Simplify right side
   2,340.96x = 4,846,093.66
5. Step 5: Solve for x
   x = 4,846,093.66/2,340.96
6. Step 6: Final answer
   x = 2,070.13