Finding the Fourth Proportional to 1,449.56, 2,168.17 and 892.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449.56 : 2,168.17 = 892.89 : x
2. Step 2: Convert to fraction form
   1,449.56/2,168.17 = 892.89/x
3. Step 3: Cross multiply
   1,449.56x = 2,168.17 × 892.89
4. Step 4: Simplify right side
   1,449.56x = 1,935,935.08
5. Step 5: Solve for x
   x = 1,935,935.08/1,449.56
6. Step 6: Final answer
   x = 1,335.53