Finding the Fourth Proportional to 1,524.30, 2,282.73 and 1,003.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,524.30 : 2,282.73 = 1,003.78 : x
2. Step 2: Convert to fraction form
   1,524.30/2,282.73 = 1,003.78/x
3. Step 3: Cross multiply
   1,524.30x = 2,282.73 × 1,003.78
4. Step 4: Simplify right side
   1,524.30x = 2,291,350.61
5. Step 5: Solve for x
   x = 2,291,350.61/1,524.30
6. Step 6: Final answer
   x = 1,503.21