Finding the Third Proportional to 65,579 and 140,716

Step by Step Solution

1. Step 1: Write the proportion equation
   65,579 : 140,716 = 140,716 : x
2. Step 2: Convert to fraction form
   65,579/140,716 = 140,716/x
3. Step 3: Cross multiply
   65,579x = 140,716 × 140,716
4. Step 4: Simplify right side
   65,579x = 19,800,992,656
5. Step 5: Solve for x
   x = 19,800,992,656/65,579
6. Step 6: Final answer
   x = 301,941.06