Finding the Third Proportional to 72,767.25 and 108,704.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,767.25 : 108,704.25 = 108,704.25 : x
2. Step 2: Convert to fraction form
   72,767.25/108,704.25 = 108,704.25/x
3. Step 3: Cross multiply
   72,767.25x = 108,704.25 × 108,704.25
4. Step 4: Simplify right side
   72,767.25x = 11,816,613,968.06
5. Step 5: Solve for x
   x = 11,816,613,968.06/72,767.25
6. Step 6: Final answer
   x = 162,389.18