Finding the Fourth Proportional to 2,639.69, 3,642.77 and 1,460.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,639.69 : 3,642.77 = 1,460.83 : x
2. Step 2: Convert to fraction form
   2,639.69/3,642.77 = 1,460.83/x
3. Step 3: Cross multiply
   2,639.69x = 3,642.77 × 1,460.83
4. Step 4: Simplify right side
   2,639.69x = 5,321,467.70
5. Step 5: Solve for x
   x = 5,321,467.70/2,639.69
6. Step 6: Final answer
   x = 2,015.94