Finding the Fourth Proportional to 2,292.46, 3,160.69 and 1,892.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,292.46 : 3,160.69 = 1,892.72 : x
2. Step 2: Convert to fraction form
   2,292.46/3,160.69 = 1,892.72/x
3. Step 3: Cross multiply
   2,292.46x = 3,160.69 × 1,892.72
4. Step 4: Simplify right side
   2,292.46x = 5,982,304.35
5. Step 5: Solve for x
   x = 5,982,304.35/2,292.46
6. Step 6: Final answer
   x = 2,609.56