Finding the Third Proportional to 158,848 and 309,715

Step by Step Solution

1. Step 1: Write the proportion equation
   158,848 : 309,715 = 309,715 : x
2. Step 2: Convert to fraction form
   158,848/309,715 = 309,715/x
3. Step 3: Cross multiply
   158,848x = 309,715 × 309,715
4. Step 4: Simplify right side
   158,848x = 95,923,381,225
5. Step 5: Solve for x
   x = 95,923,381,225/158,848
6. Step 6: Final answer
   x = 603,868.99