Finding the Third Proportional to 158,563.50 and 242,868

Step by Step Solution

1. Step 1: Write the proportion equation
   158,563.50 : 242,868 = 242,868 : x
2. Step 2: Convert to fraction form
   158,563.50/242,868 = 242,868/x
3. Step 3: Cross multiply
   158,563.50x = 242,868 × 242,868
4. Step 4: Simplify right side
   158,563.50x = 58,984,865,424
5. Step 5: Solve for x
   x = 58,984,865,424/158,563.50
6. Step 6: Final answer
   x = 371,995.23