Finding the Third Proportional to 63,982 and 140,060

Step by Step Solution

1. Step 1: Write the proportion equation
   63,982 : 140,060 = 140,060 : x
2. Step 2: Convert to fraction form
   63,982/140,060 = 140,060/x
3. Step 3: Cross multiply
   63,982x = 140,060 × 140,060
4. Step 4: Simplify right side
   63,982x = 19,616,803,600
5. Step 5: Solve for x
   x = 19,616,803,600/63,982
6. Step 6: Final answer
   x = 306,598.79