Finding the Third Proportional to 65,582 and 140,719

Step by Step Solution

1. Step 1: Write the proportion equation
   65,582 : 140,719 = 140,719 : x
2. Step 2: Convert to fraction form
   65,582/140,719 = 140,719/x
3. Step 3: Cross multiply
   65,582x = 140,719 × 140,719
4. Step 4: Simplify right side
   65,582x = 19,801,836,961
5. Step 5: Solve for x
   x = 19,801,836,961/65,582
6. Step 6: Final answer
   x = 301,940.12