Finding the Fourth Proportional to 3,707.37, 5,116.17 and 2,028.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,707.37 : 5,116.17 = 2,028.78 : x
2. Step 2: Convert to fraction form
   3,707.37/5,116.17 = 2,028.78/x
3. Step 3: Cross multiply
   3,707.37x = 5,116.17 × 2,028.78
4. Step 4: Simplify right side
   3,707.37x = 10,379,585.23
5. Step 5: Solve for x
   x = 10,379,585.23/3,707.37
6. Step 6: Final answer
   x = 2,799.71