Finding the Fourth Proportional to 1,452.43, 2,003.74 and 892.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452.43 : 2,003.74 = 892.72 : x
2. Step 2: Convert to fraction form
   1,452.43/2,003.74 = 892.72/x
3. Step 3: Cross multiply
   1,452.43x = 2,003.74 × 892.72
4. Step 4: Simplify right side
   1,452.43x = 1,788,779.05
5. Step 5: Solve for x
   x = 1,788,779.05/1,452.43
6. Step 6: Final answer
   x = 1,231.58