Finding the Fourth Proportional to 2,669.62, 4,003.41 and 1,282.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.62 : 4,003.41 = 1,282.09 : x
2. Step 2: Convert to fraction form
   2,669.62/4,003.41 = 1,282.09/x
3. Step 3: Cross multiply
   2,669.62x = 4,003.41 × 1,282.09
4. Step 4: Simplify right side
   2,669.62x = 5,132,731.93
5. Step 5: Solve for x
   x = 5,132,731.93/2,669.62
6. Step 6: Final answer
   x = 1,922.65