Finding the Fourth Proportional to 1,334.05, 1,841.16 and 810.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.05 : 1,841.16 = 810.09 : x
2. Step 2: Convert to fraction form
   1,334.05/1,841.16 = 810.09/x
3. Step 3: Cross multiply
   1,334.05x = 1,841.16 × 810.09
4. Step 4: Simplify right side
   1,334.05x = 1,491,505.30
5. Step 5: Solve for x
   x = 1,491,505.30/1,334.05
6. Step 6: Final answer
   x = 1,118.03