Finding the Fourth Proportional to 2,240.77, 3,092.72 and 1,296.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240.77 : 3,092.72 = 1,296.61 : x
2. Step 2: Convert to fraction form
   2,240.77/3,092.72 = 1,296.61/x
3. Step 3: Cross multiply
   2,240.77x = 3,092.72 × 1,296.61
4. Step 4: Simplify right side
   2,240.77x = 4,010,051.68
5. Step 5: Solve for x
   x = 4,010,051.68/2,240.77
6. Step 6: Final answer
   x = 1,789.59