Finding the Fourth Proportional to 2,819.12, 4,225.72 and 1,062.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819.12 : 4,225.72 = 1,062.92 : x
2. Step 2: Convert to fraction form
   2,819.12/4,225.72 = 1,062.92/x
3. Step 3: Cross multiply
   2,819.12x = 4,225.72 × 1,062.92
4. Step 4: Simplify right side
   2,819.12x = 4,491,602.30
5. Step 5: Solve for x
   x = 4,491,602.30/2,819.12
6. Step 6: Final answer
   x = 1,593.26