Finding the Third Proportional to 108,306 and 162,931.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,306 : 162,931.50 = 162,931.50 : x
2. Step 2: Convert to fraction form
   108,306/162,931.50 = 162,931.50/x
3. Step 3: Cross multiply
   108,306x = 162,931.50 × 162,931.50
4. Step 4: Simplify right side
   108,306x = 26,546,673,692.25
5. Step 5: Solve for x
   x = 26,546,673,692.25/108,306
6. Step 6: Final answer
   x = 245,108.06