Finding the Fourth Proportional to 3,127.89, 4,694.06 and 2,308.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,127.89 : 4,694.06 = 2,308.30 : x
2. Step 2: Convert to fraction form
   3,127.89/4,694.06 = 2,308.30/x
3. Step 3: Cross multiply
   3,127.89x = 4,694.06 × 2,308.30
4. Step 4: Simplify right side
   3,127.89x = 10,835,298.70
5. Step 5: Solve for x
   x = 10,835,298.70/3,127.89
6. Step 6: Final answer
   x = 3,464.09