Finding the Fourth Proportional to 2,625.83, 3,940.38 and 1,065.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,625.83 : 3,940.38 = 1,065.83 : x
2. Step 2: Convert to fraction form
   2,625.83/3,940.38 = 1,065.83/x
3. Step 3: Cross multiply
   2,625.83x = 3,940.38 × 1,065.83
4. Step 4: Simplify right side
   2,625.83x = 4,199,785.07
5. Step 5: Solve for x
   x = 4,199,785.07/2,625.83
6. Step 6: Final answer
   x = 1,599.42