Finding the Third Proportional to 62,860 and 137,384

Step by Step Solution

1. Step 1: Write the proportion equation
   62,860 : 137,384 = 137,384 : x
2. Step 2: Convert to fraction form
   62,860/137,384 = 137,384/x
3. Step 3: Cross multiply
   62,860x = 137,384 × 137,384
4. Step 4: Simplify right side
   62,860x = 18,874,363,456
5. Step 5: Solve for x
   x = 18,874,363,456/62,860
6. Step 6: Final answer
   x = 300,260.32