Finding the Fourth Proportional to 2,844.48, 4,264.92 and 1,380.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,844.48 : 4,264.92 = 1,380.72 : x
2. Step 2: Convert to fraction form
   2,844.48/4,264.92 = 1,380.72/x
3. Step 3: Cross multiply
   2,844.48x = 4,264.92 × 1,380.72
4. Step 4: Simplify right side
   2,844.48x = 5,888,660.34
5. Step 5: Solve for x
   x = 5,888,660.34/2,844.48
6. Step 6: Final answer
   x = 2,070.21