Finding the Third Proportional to 34,069.50 and 72,198

Step by Step Solution

1. Step 1: Write the proportion equation
   34,069.50 : 72,198 = 72,198 : x
2. Step 2: Convert to fraction form
   34,069.50/72,198 = 72,198/x
3. Step 3: Cross multiply
   34,069.50x = 72,198 × 72,198
4. Step 4: Simplify right side
   34,069.50x = 5,212,551,204
5. Step 5: Solve for x
   x = 5,212,551,204/34,069.50
6. Step 6: Final answer
   x = 152,997.58