Finding the Fourth Proportional to 3,673.72, 5,069.78 and 1,995.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,673.72 : 5,069.78 = 1,995.15 : x
2. Step 2: Convert to fraction form
   3,673.72/5,069.78 = 1,995.15/x
3. Step 3: Cross multiply
   3,673.72x = 5,069.78 × 1,995.15
4. Step 4: Simplify right side
   3,673.72x = 10,114,971.57
5. Step 5: Solve for x
   x = 10,114,971.57/3,673.72
6. Step 6: Final answer
   x = 2,753.33