Finding the Fourth Proportional to 2,061.81, 3,092.17 and 892.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.81 : 3,092.17 = 892.22 : x
2. Step 2: Convert to fraction form
   2,061.81/3,092.17 = 892.22/x
3. Step 3: Cross multiply
   2,061.81x = 3,092.17 × 892.22
4. Step 4: Simplify right side
   2,061.81x = 2,758,895.92
5. Step 5: Solve for x
   x = 2,758,895.92/2,061.81
6. Step 6: Final answer
   x = 1,338.09