Finding the Fourth Proportional to 2,196.53, 3,031.28 and 1,252.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.53 : 3,031.28 = 1,252.46 : x
2. Step 2: Convert to fraction form
   2,196.53/3,031.28 = 1,252.46/x
3. Step 3: Cross multiply
   2,196.53x = 3,031.28 × 1,252.46
4. Step 4: Simplify right side
   2,196.53x = 3,796,556.95
5. Step 5: Solve for x
   x = 3,796,556.95/2,196.53
6. Step 6: Final answer
   x = 1,728.43