Finding the Fourth Proportional to 2,210.88, 3,050.24 and 1,371.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210.88 : 3,050.24 = 1,371.28 : x
2. Step 2: Convert to fraction form
   2,210.88/3,050.24 = 1,371.28/x
3. Step 3: Cross multiply
   2,210.88x = 3,050.24 × 1,371.28
4. Step 4: Simplify right side
   2,210.88x = 4,182,717.86
5. Step 5: Solve for x
   x = 4,182,717.86/2,210.88
6. Step 6: Final answer
   x = 1,891.88