Finding the Fourth Proportional to 2,082.32, 2,873.12 and 1,243.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082.32 : 2,873.12 = 1,243.29 : x
2. Step 2: Convert to fraction form
   2,082.32/2,873.12 = 1,243.29/x
3. Step 3: Cross multiply
   2,082.32x = 2,873.12 × 1,243.29
4. Step 4: Simplify right side
   2,082.32x = 3,572,131.03
5. Step 5: Solve for x
   x = 3,572,131.03/2,082.32
6. Step 6: Final answer
   x = 1,715.46