Finding the Fourth Proportional to 1,002.41, 1,383.37 and 560.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002.41 : 1,383.37 = 560.30 : x
2. Step 2: Convert to fraction form
   1,002.41/1,383.37 = 560.30/x
3. Step 3: Cross multiply
   1,002.41x = 1,383.37 × 560.30
4. Step 4: Simplify right side
   1,002.41x = 775,104.27
5. Step 5: Solve for x
   x = 775,104.27/1,002.41
6. Step 6: Final answer
   x = 773.24