Finding the Fourth Proportional to 2,864.30, 4,294.25 and 1,382.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,864.30 : 4,294.25 = 1,382.76 : x
2. Step 2: Convert to fraction form
   2,864.30/4,294.25 = 1,382.76/x
3. Step 3: Cross multiply
   2,864.30x = 4,294.25 × 1,382.76
4. Step 4: Simplify right side
   2,864.30x = 5,937,910.22
5. Step 5: Solve for x
   x = 5,937,910.22/2,864.30
6. Step 6: Final answer
   x = 2,073.08