Finding the Third Proportional to 65,815.50 and 104,619

Step by Step Solution

1. Step 1: Write the proportion equation
   65,815.50 : 104,619 = 104,619 : x
2. Step 2: Convert to fraction form
   65,815.50/104,619 = 104,619/x
3. Step 3: Cross multiply
   65,815.50x = 104,619 × 104,619
4. Step 4: Simplify right side
   65,815.50x = 10,945,135,161
5. Step 5: Solve for x
   x = 10,945,135,161/65,815.50
6. Step 6: Final answer
   x = 166,300.27