Finding the Third Proportional to 158,389.50 and 344,662.69

Step by Step Solution

1. Step 1: Write the proportion equation
   158,389.50 : 344,662.69 = 344,662.69 : x
2. Step 2: Convert to fraction form
   158,389.50/344,662.69 = 344,662.69/x
3. Step 3: Cross multiply
   158,389.50x = 344,662.69 × 344,662.69
4. Step 4: Simplify right side
   158,389.50x = 118,792,368,154.72
5. Step 5: Solve for x
   x = 118,792,368,154.72/158,389.50
6. Step 6: Final answer
   x = 750,001.54