Finding the Fourth Proportional to 2,981.40, 4,469.52 and 1,251.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981.40 : 4,469.52 = 1,251.24 : x
2. Step 2: Convert to fraction form
   2,981.40/4,469.52 = 1,251.24/x
3. Step 3: Cross multiply
   2,981.40x = 4,469.52 × 1,251.24
4. Step 4: Simplify right side
   2,981.40x = 5,592,442.20
5. Step 5: Solve for x
   x = 5,592,442.20/2,981.40
6. Step 6: Final answer
   x = 1,875.78