Finding the Fourth Proportional to 2,981.88, 4,470.12 and 1,250.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981.88 : 4,470.12 = 1,250.64 : x
2. Step 2: Convert to fraction form
   2,981.88/4,470.12 = 1,250.64/x
3. Step 3: Cross multiply
   2,981.88x = 4,470.12 × 1,250.64
4. Step 4: Simplify right side
   2,981.88x = 5,590,510.88
5. Step 5: Solve for x
   x = 5,590,510.88/2,981.88
6. Step 6: Final answer
   x = 1,874.83