Finding the Fourth Proportional to 1,269.03, 1,902.72 and 574.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,269.03 : 1,902.72 = 574.86 : x
2. Step 2: Convert to fraction form
   1,269.03/1,902.72 = 574.86/x
3. Step 3: Cross multiply
   1,269.03x = 1,902.72 × 574.86
4. Step 4: Simplify right side
   1,269.03x = 1,093,797.62
5. Step 5: Solve for x
   x = 1,093,797.62/1,269.03
6. Step 6: Final answer
   x = 861.92