Finding the Fourth Proportional to 2,269.52, 3,131.97 and 1,274.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.52 : 3,131.97 = 1,274.74 : x
2. Step 2: Convert to fraction form
   2,269.52/3,131.97 = 1,274.74/x
3. Step 3: Cross multiply
   2,269.52x = 3,131.97 × 1,274.74
4. Step 4: Simplify right side
   2,269.52x = 3,992,434.83
5. Step 5: Solve for x
   x = 3,992,434.83/2,269.52
6. Step 6: Final answer
   x = 1,759.15