Finding the Fourth Proportional to 2,527.38, 3,792.18 and 885.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.38 : 3,792.18 = 885.12 : x
2. Step 2: Convert to fraction form
   2,527.38/3,792.18 = 885.12/x
3. Step 3: Cross multiply
   2,527.38x = 3,792.18 × 885.12
4. Step 4: Simplify right side
   2,527.38x = 3,356,534.36
5. Step 5: Solve for x
   x = 3,356,534.36/2,527.38
6. Step 6: Final answer
   x = 1,328.07