Finding the Fourth Proportional to 2,196.30, 3,031.02 and 1,251.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.30 : 3,031.02 = 1,251.93 : x
2. Step 2: Convert to fraction form
   2,196.30/3,031.02 = 1,251.93/x
3. Step 3: Cross multiply
   2,196.30x = 3,031.02 × 1,251.93
4. Step 4: Simplify right side
   2,196.30x = 3,794,624.87
5. Step 5: Solve for x
   x = 3,794,624.87/2,196.30
6. Step 6: Final answer
   x = 1,727.74