Finding the Fourth Proportional to 2,002.73, 3,001.91 and 1,272.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.73 : 3,001.91 = 1,272.69 : x
2. Step 2: Convert to fraction form
   2,002.73/3,001.91 = 1,272.69/x
3. Step 3: Cross multiply
   2,002.73x = 3,001.91 × 1,272.69
4. Step 4: Simplify right side
   2,002.73x = 3,820,494.47
5. Step 5: Solve for x
   x = 3,820,494.47/2,002.73
6. Step 6: Final answer
   x = 1,907.65