Finding the Third Proportional to 65,812.50 and 142,132.22

Step by Step Solution

1. Step 1: Write the proportion equation
   65,812.50 : 142,132.22 = 142,132.22 : x
2. Step 2: Convert to fraction form
   65,812.50/142,132.22 = 142,132.22/x
3. Step 3: Cross multiply
   65,812.50x = 142,132.22 × 142,132.22
4. Step 4: Simplify right side
   65,812.50x = 20,201,567,606.80
5. Step 5: Solve for x
   x = 20,201,567,606.80/65,812.50
6. Step 6: Final answer
   x = 306,956.39