Finding the Fourth Proportional to 2,627.69, 3,942.10 and 873.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.69 : 3,942.10 = 873.23 : x
2. Step 2: Convert to fraction form
   2,627.69/3,942.10 = 873.23/x
3. Step 3: Cross multiply
   2,627.69x = 3,942.10 × 873.23
4. Step 4: Simplify right side
   2,627.69x = 3,442,341.36
5. Step 5: Solve for x
   x = 3,442,341.36/2,627.69
6. Step 6: Final answer
   x = 1,310.03