Finding the Fourth Proportional to 2,227.86, 3,073.74 and 1,296.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.86 : 3,073.74 = 1,296.18 : x
2. Step 2: Convert to fraction form
   2,227.86/3,073.74 = 1,296.18/x
3. Step 3: Cross multiply
   2,227.86x = 3,073.74 × 1,296.18
4. Step 4: Simplify right side
   2,227.86x = 3,984,120.31
5. Step 5: Solve for x
   x = 3,984,120.31/2,227.86
6. Step 6: Final answer
   x = 1,788.32