Finding the Fourth Proportional to 2,196.62, 3,031.71 and 1,265.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.62 : 3,031.71 = 1,265.66 : x
2. Step 2: Convert to fraction form
   2,196.62/3,031.71 = 1,265.66/x
3. Step 3: Cross multiply
   2,196.62x = 3,031.71 × 1,265.66
4. Step 4: Simplify right side
   2,196.62x = 3,837,114.08
5. Step 5: Solve for x
   x = 3,837,114.08/2,196.62
6. Step 6: Final answer
   x = 1,746.83