Finding the Third Proportional to 70,147 and 150,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,147 : 150,162.50 = 150,162.50 : x
2. Step 2: Convert to fraction form
   70,147/150,162.50 = 150,162.50/x
3. Step 3: Cross multiply
   70,147x = 150,162.50 × 150,162.50
4. Step 4: Simplify right side
   70,147x = 22,548,776,406.25
5. Step 5: Solve for x
   x = 22,548,776,406.25/70,147
6. Step 6: Final answer
   x = 321,450.33