Finding the Fourth Proportional to 2,046.88, 3,069.68 and 892.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,046.88 : 3,069.68 = 892.32 : x
2. Step 2: Convert to fraction form
   2,046.88/3,069.68 = 892.32/x
3. Step 3: Cross multiply
   2,046.88x = 3,069.68 × 892.32
4. Step 4: Simplify right side
   2,046.88x = 2,739,136.86
5. Step 5: Solve for x
   x = 2,739,136.86/2,046.88
6. Step 6: Final answer
   x = 1,338.20