Finding the Fourth Proportional to 1,648.67, 2,474.71 and 1,104.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648.67 : 2,474.71 = 1,104.65 : x
2. Step 2: Convert to fraction form
   1,648.67/2,474.71 = 1,104.65/x
3. Step 3: Cross multiply
   1,648.67x = 2,474.71 × 1,104.65
4. Step 4: Simplify right side
   1,648.67x = 2,733,692.61
5. Step 5: Solve for x
   x = 2,733,692.61/1,648.67
6. Step 6: Final answer
   x = 1,658.12