Finding the Third Proportional to 80,328 and 124,940

Step by Step Solution

1. Step 1: Write the proportion equation
   80,328 : 124,940 = 124,940 : x
2. Step 2: Convert to fraction form
   80,328/124,940 = 124,940/x
3. Step 3: Cross multiply
   80,328x = 124,940 × 124,940
4. Step 4: Simplify right side
   80,328x = 15,610,003,600
5. Step 5: Solve for x
   x = 15,610,003,600/80,328
6. Step 6: Final answer
   x = 194,328.30