Finding the Fourth Proportional to 1,366.56, 2,041.92 and 1,120.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,366.56 : 2,041.92 = 1,120.32 : x
2. Step 2: Convert to fraction form
   1,366.56/2,041.92 = 1,120.32/x
3. Step 3: Cross multiply
   1,366.56x = 2,041.92 × 1,120.32
4. Step 4: Simplify right side
   1,366.56x = 2,287,603.81
5. Step 5: Solve for x
   x = 2,287,603.81/1,366.56
6. Step 6: Final answer
   x = 1,673.99