Finding the Fourth Proportional to 2,025.12, 2,793.76 and 1,326.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025.12 : 2,793.76 = 1,326.72 : x
2. Step 2: Convert to fraction form
   2,025.12/2,793.76 = 1,326.72/x
3. Step 3: Cross multiply
   2,025.12x = 2,793.76 × 1,326.72
4. Step 4: Simplify right side
   2,025.12x = 3,706,537.27
5. Step 5: Solve for x
   x = 3,706,537.27/2,025.12
6. Step 6: Final answer
   x = 1,830.28