Finding the Fourth Proportional to 1,398.28, 2,096.52 and 1,203.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,398.28 : 2,096.52 = 1,203.34 : x
2. Step 2: Convert to fraction form
   1,398.28/2,096.52 = 1,203.34/x
3. Step 3: Cross multiply
   1,398.28x = 2,096.52 × 1,203.34
4. Step 4: Simplify right side
   1,398.28x = 2,522,826.38
5. Step 5: Solve for x
   x = 2,522,826.38/1,398.28
6. Step 6: Final answer
   x = 1,804.24