Finding the Fourth Proportional to 2,240.26, 3,091.72 and 1,296.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240.26 : 3,091.72 = 1,296.22 : x
2. Step 2: Convert to fraction form
   2,240.26/3,091.72 = 1,296.22/x
3. Step 3: Cross multiply
   2,240.26x = 3,091.72 × 1,296.22
4. Step 4: Simplify right side
   2,240.26x = 4,007,549.30
5. Step 5: Solve for x
   x = 4,007,549.30/2,240.26
6. Step 6: Final answer
   x = 1,788.88