Finding the Fourth Proportional to 1,503.50, 2,254.52 and 773.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503.50 : 2,254.52 = 773.42 : x
2. Step 2: Convert to fraction form
   1,503.50/2,254.52 = 773.42/x
3. Step 3: Cross multiply
   1,503.50x = 2,254.52 × 773.42
4. Step 4: Simplify right side
   1,503.50x = 1,743,690.86
5. Step 5: Solve for x
   x = 1,743,690.86/1,503.50
6. Step 6: Final answer
   x = 1,159.75