Finding the Fourth Proportional to 1,366.13, 1,885.24 and 806.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,366.13 : 1,885.24 = 806.52 : x
2. Step 2: Convert to fraction form
   1,366.13/1,885.24 = 806.52/x
3. Step 3: Cross multiply
   1,366.13x = 1,885.24 × 806.52
4. Step 4: Simplify right side
   1,366.13x = 1,520,491.84
5. Step 5: Solve for x
   x = 1,520,491.84/1,366.13
6. Step 6: Final answer
   x = 1,112.99