Finding the Fourth Proportional to 2,874.52, 4,307.73 and 1,310.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,874.52 : 4,307.73 = 1,310.68 : x
2. Step 2: Convert to fraction form
   2,874.52/4,307.73 = 1,310.68/x
3. Step 3: Cross multiply
   2,874.52x = 4,307.73 × 1,310.68
4. Step 4: Simplify right side
   2,874.52x = 5,646,055.56
5. Step 5: Solve for x
   x = 5,646,055.56/2,874.52
6. Step 6: Final answer
   x = 1,964.17