Finding the Fourth Proportional to 1,003.04, 1,384.17 and 560.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003.04 : 1,384.17 = 560.96 : x
2. Step 2: Convert to fraction form
   1,003.04/1,384.17 = 560.96/x
3. Step 3: Cross multiply
   1,003.04x = 1,384.17 × 560.96
4. Step 4: Simplify right side
   1,003.04x = 776,464.00
5. Step 5: Solve for x
   x = 776,464.00/1,003.04
6. Step 6: Final answer
   x = 774.11