Finding the Third Proportional to 43,165.50 and 65,649

Step by Step Solution

1. Step 1: Write the proportion equation
   43,165.50 : 65,649 = 65,649 : x
2. Step 2: Convert to fraction form
   43,165.50/65,649 = 65,649/x
3. Step 3: Cross multiply
   43,165.50x = 65,649 × 65,649
4. Step 4: Simplify right side
   43,165.50x = 4,309,791,201
5. Step 5: Solve for x
   x = 4,309,791,201/43,165.50
6. Step 6: Final answer
   x = 99,843.42