Finding the Fourth Proportional to 1,550.36, 2,334.71 and 1,120.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550.36 : 2,334.71 = 1,120.52 : x
2. Step 2: Convert to fraction form
   1,550.36/2,334.71 = 1,120.52/x
3. Step 3: Cross multiply
   1,550.36x = 2,334.71 × 1,120.52
4. Step 4: Simplify right side
   1,550.36x = 2,616,089.25
5. Step 5: Solve for x
   x = 2,616,089.25/1,550.36
6. Step 6: Final answer
   x = 1,687.41