Finding the Third Proportional to 30,346.50 and 65,998.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,346.50 : 65,998.50 = 65,998.50 : x
2. Step 2: Convert to fraction form
   30,346.50/65,998.50 = 65,998.50/x
3. Step 3: Cross multiply
   30,346.50x = 65,998.50 × 65,998.50
4. Step 4: Simplify right side
   30,346.50x = 4,355,802,002.25
5. Step 5: Solve for x
   x = 4,355,802,002.25/30,346.50
6. Step 6: Final answer
   x = 143,535.56