Finding the Fourth Proportional to 2,227.77, 3,073.91 and 1,296.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.77 : 3,073.91 = 1,296.09 : x
2. Step 2: Convert to fraction form
   2,227.77/3,073.91 = 1,296.09/x
3. Step 3: Cross multiply
   2,227.77x = 3,073.91 × 1,296.09
4. Step 4: Simplify right side
   2,227.77x = 3,984,057.53
5. Step 5: Solve for x
   x = 3,984,057.53/2,227.77
6. Step 6: Final answer
   x = 1,788.36