Finding the Third Proportional to 30,327.75 and 65,809.13

Step by Step Solution

1. Step 1: Write the proportion equation
   30,327.75 : 65,809.13 = 65,809.13 : x
2. Step 2: Convert to fraction form
   30,327.75/65,809.13 = 65,809.13/x
3. Step 3: Cross multiply
   30,327.75x = 65,809.13 × 65,809.13
4. Step 4: Simplify right side
   30,327.75x = 4,330,840,933.27
5. Step 5: Solve for x
   x = 4,330,840,933.27/30,327.75
6. Step 6: Final answer
   x = 142,801.26