Finding the Third Proportional to 2,913.38 and 6,111.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,913.38 : 6,111.38 = 6,111.38 : x
2. Step 2: Convert to fraction form
   2,913.38/6,111.38 = 6,111.38/x
3. Step 3: Cross multiply
   2,913.38x = 6,111.38 × 6,111.38
4. Step 4: Simplify right side
   2,913.38x = 37,348,904.39
5. Step 5: Solve for x
   x = 37,348,904.39/2,913.38
6. Step 6: Final answer
   x = 12,819.81