Finding the Third Proportional to 68,603 and 150,323

Step by Step Solution

1. Step 1: Write the proportion equation
   68,603 : 150,323 = 150,323 : x
2. Step 2: Convert to fraction form
   68,603/150,323 = 150,323/x
3. Step 3: Cross multiply
   68,603x = 150,323 × 150,323
4. Step 4: Simplify right side
   68,603x = 22,597,004,329
5. Step 5: Solve for x
   x = 22,597,004,329/68,603
6. Step 6: Final answer
   x = 329,387.99