Finding the Fourth Proportional to 2,701.28, 4,053.10 and 1,315.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,701.28 : 4,053.10 = 1,315.82 : x
2. Step 2: Convert to fraction form
   2,701.28/4,053.10 = 1,315.82/x
3. Step 3: Cross multiply
   2,701.28x = 4,053.10 × 1,315.82
4. Step 4: Simplify right side
   2,701.28x = 5,333,150.04
5. Step 5: Solve for x
   x = 5,333,150.04/2,701.28
6. Step 6: Final answer
   x = 1,974.30