Finding the Fourth Proportional to 1,581.44, 2,369.76 and 1,002.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,581.44 : 2,369.76 = 1,002.56 : x
2. Step 2: Convert to fraction form
   1,581.44/2,369.76 = 1,002.56/x
3. Step 3: Cross multiply
   1,581.44x = 2,369.76 × 1,002.56
4. Step 4: Simplify right side
   1,581.44x = 2,375,826.59
5. Step 5: Solve for x
   x = 2,375,826.59/1,581.44
6. Step 6: Final answer
   x = 1,502.32