Finding the Fourth Proportional to 5,108.37, 7,049.73 and 2,870.14

Step by Step Solution

1. Step 1: Write the proportion equation
   5,108.37 : 7,049.73 = 2,870.14 : x
2. Step 2: Convert to fraction form
   5,108.37/7,049.73 = 2,870.14/x
3. Step 3: Cross multiply
   5,108.37x = 7,049.73 × 2,870.14
4. Step 4: Simplify right side
   5,108.37x = 20,233,712.06
5. Step 5: Solve for x
   x = 20,233,712.06/5,108.37
6. Step 6: Final answer
   x = 3,960.89