Finding the Fourth Proportional to 1,334.38, 1,841.98 and 892.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.38 : 1,841.98 = 892.12 : x
2. Step 2: Convert to fraction form
   1,334.38/1,841.98 = 892.12/x
3. Step 3: Cross multiply
   1,334.38x = 1,841.98 × 892.12
4. Step 4: Simplify right side
   1,334.38x = 1,643,267.20
5. Step 5: Solve for x
   x = 1,643,267.20/1,334.38
6. Step 6: Final answer
   x = 1,231.48