Finding the Third Proportional to 1,908.56 and 2,919.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,908.56 : 2,919.09 = 2,919.09 : x
2. Step 2: Convert to fraction form
   1,908.56/2,919.09 = 2,919.09/x
3. Step 3: Cross multiply
   1,908.56x = 2,919.09 × 2,919.09
4. Step 4: Simplify right side
   1,908.56x = 8,521,108.32
5. Step 5: Solve for x
   x = 8,521,108.32/1,908.56
6. Step 6: Final answer
   x = 4,464.67