Finding the Third Proportional to 77,622.50 and 160,200

Step by Step Solution

1. Step 1: Write the proportion equation
   77,622.50 : 160,200 = 160,200 : x
2. Step 2: Convert to fraction form
   77,622.50/160,200 = 160,200/x
3. Step 3: Cross multiply
   77,622.50x = 160,200 × 160,200
4. Step 4: Simplify right side
   77,622.50x = 25,664,040,000
5. Step 5: Solve for x
   x = 25,664,040,000/77,622.50
6. Step 6: Final answer
   x = 330,626.30