Finding the Third Proportional to 65,482 and 140,522

Step by Step Solution

1. Step 1: Write the proportion equation
   65,482 : 140,522 = 140,522 : x
2. Step 2: Convert to fraction form
   65,482/140,522 = 140,522/x
3. Step 3: Cross multiply
   65,482x = 140,522 × 140,522
4. Step 4: Simplify right side
   65,482x = 19,746,432,484
5. Step 5: Solve for x
   x = 19,746,432,484/65,482
6. Step 6: Final answer
   x = 301,555.12