Finding the Third Proportional to 43,771.50 and 65,979

Step by Step Solution

1. Step 1: Write the proportion equation
   43,771.50 : 65,979 = 65,979 : x
2. Step 2: Convert to fraction form
   43,771.50/65,979 = 65,979/x
3. Step 3: Cross multiply
   43,771.50x = 65,979 × 65,979
4. Step 4: Simplify right side
   43,771.50x = 4,353,228,441
5. Step 5: Solve for x
   x = 4,353,228,441/43,771.50
6. Step 6: Final answer
   x = 99,453.49