Finding the Third Proportional to 71,626 and 151,789.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,626 : 151,789.50 = 151,789.50 : x
2. Step 2: Convert to fraction form
   71,626/151,789.50 = 151,789.50/x
3. Step 3: Cross multiply
   71,626x = 151,789.50 × 151,789.50
4. Step 4: Simplify right side
   71,626x = 23,040,052,310.25
5. Step 5: Solve for x
   x = 23,040,052,310.25/71,626
6. Step 6: Final answer
   x = 321,671.63