Finding the Fourth Proportional to 1,648.83, 2,277.15 and 1,120.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648.83 : 2,277.15 = 1,120.08 : x
2. Step 2: Convert to fraction form
   1,648.83/2,277.15 = 1,120.08/x
3. Step 3: Cross multiply
   1,648.83x = 2,277.15 × 1,120.08
4. Step 4: Simplify right side
   1,648.83x = 2,550,590.17
5. Step 5: Solve for x
   x = 2,550,590.17/1,648.83
6. Step 6: Final answer
   x = 1,546.91