Finding the Fourth Proportional to 2,298.38, 3,171.78 and 1,250.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.38 : 3,171.78 = 1,250.46 : x
2. Step 2: Convert to fraction form
   2,298.38/3,171.78 = 1,250.46/x
3. Step 3: Cross multiply
   2,298.38x = 3,171.78 × 1,250.46
4. Step 4: Simplify right side
   2,298.38x = 3,966,184.02
5. Step 5: Solve for x
   x = 3,966,184.02/2,298.38
6. Step 6: Final answer
   x = 1,725.65