Finding the Third Proportional to 2,940.75 and 6,123.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940.75 : 6,123.38 = 6,123.38 : x
2. Step 2: Convert to fraction form
   2,940.75/6,123.38 = 6,123.38/x
3. Step 3: Cross multiply
   2,940.75x = 6,123.38 × 6,123.38
4. Step 4: Simplify right side
   2,940.75x = 37,495,721.39
5. Step 5: Solve for x
   x = 37,495,721.39/2,940.75
6. Step 6: Final answer
   x = 12,750.39