Finding the Third Proportional to 73,134 and 109,222.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,134 : 109,222.50 = 109,222.50 : x
2. Step 2: Convert to fraction form
   73,134/109,222.50 = 109,222.50/x
3. Step 3: Cross multiply
   73,134x = 109,222.50 × 109,222.50
4. Step 4: Simplify right side
   73,134x = 11,929,554,506.25
5. Step 5: Solve for x
   x = 11,929,554,506.25/73,134
6. Step 6: Final answer
   x = 163,119.13