Finding the Fourth Proportional to 2,196.02, 3,030.79 and 1,252.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.02 : 3,030.79 = 1,252.15 : x
2. Step 2: Convert to fraction form
   2,196.02/3,030.79 = 1,252.15/x
3. Step 3: Cross multiply
   2,196.02x = 3,030.79 × 1,252.15
4. Step 4: Simplify right side
   2,196.02x = 3,795,003.70
5. Step 5: Solve for x
   x = 3,795,003.70/2,196.02
6. Step 6: Final answer
   x = 1,728.13