Finding the Fourth Proportional to 2,196.50, 3,031.13 and 1,252.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.50 : 3,031.13 = 1,252.34 : x
2. Step 2: Convert to fraction form
   2,196.50/3,031.13 = 1,252.34/x
3. Step 3: Cross multiply
   2,196.50x = 3,031.13 × 1,252.34
4. Step 4: Simplify right side
   2,196.50x = 3,796,005.34
5. Step 5: Solve for x
   x = 3,796,005.34/2,196.50
6. Step 6: Final answer
   x = 1,728.21