Finding the Fourth Proportional to 1,919.52, 2,648.61 and 1,133.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,919.52 : 2,648.61 = 1,133.82 : x
2. Step 2: Convert to fraction form
   1,919.52/2,648.61 = 1,133.82/x
3. Step 3: Cross multiply
   1,919.52x = 2,648.61 × 1,133.82
4. Step 4: Simplify right side
   1,919.52x = 3,003,046.99
5. Step 5: Solve for x
   x = 3,003,046.99/1,919.52
6. Step 6: Final answer
   x = 1,564.48