Finding the Third Proportional to 43,456.50 and 65,657.25

Step by Step Solution

1. Step 1: Write the proportion equation
   43,456.50 : 65,657.25 = 65,657.25 : x
2. Step 2: Convert to fraction form
   43,456.50/65,657.25 = 65,657.25/x
3. Step 3: Cross multiply
   43,456.50x = 65,657.25 × 65,657.25
4. Step 4: Simplify right side
   43,456.50x = 4,310,874,477.56
5. Step 5: Solve for x
   x = 4,310,874,477.56/43,456.50
6. Step 6: Final answer
   x = 99,199.76