Finding the Third Proportional to 43,242 and 65,750

Step by Step Solution

1. Step 1: Write the proportion equation
   43,242 : 65,750 = 65,750 : x
2. Step 2: Convert to fraction form
   43,242/65,750 = 65,750/x
3. Step 3: Cross multiply
   43,242x = 65,750 × 65,750
4. Step 4: Simplify right side
   43,242x = 4,323,062,500
5. Step 5: Solve for x
   x = 4,323,062,500/43,242
6. Step 6: Final answer
   x = 99,973.69