Finding the Third Proportional to 67,105.50 and 155,220

Step by Step Solution

1. Step 1: Write the proportion equation
   67,105.50 : 155,220 = 155,220 : x
2. Step 2: Convert to fraction form
   67,105.50/155,220 = 155,220/x
3. Step 3: Cross multiply
   67,105.50x = 155,220 × 155,220
4. Step 4: Simplify right side
   67,105.50x = 24,093,248,400
5. Step 5: Solve for x
   x = 24,093,248,400/67,105.50
6. Step 6: Final answer
   x = 359,035.38