Finding the Fourth Proportional to 3,144.72, 4,715.26 and 1,064.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,144.72 : 4,715.26 = 1,064.04 : x
2. Step 2: Convert to fraction form
   3,144.72/4,715.26 = 1,064.04/x
3. Step 3: Cross multiply
   3,144.72x = 4,715.26 × 1,064.04
4. Step 4: Simplify right side
   3,144.72x = 5,017,210.89
5. Step 5: Solve for x
   x = 5,017,210.89/3,144.72
6. Step 6: Final answer
   x = 1,595.44