Finding the Third Proportional to 69,295.50 and 149,670

Step by Step Solution

1. Step 1: Write the proportion equation
   69,295.50 : 149,670 = 149,670 : x
2. Step 2: Convert to fraction form
   69,295.50/149,670 = 149,670/x
3. Step 3: Cross multiply
   69,295.50x = 149,670 × 149,670
4. Step 4: Simplify right side
   69,295.50x = 22,401,108,900
5. Step 5: Solve for x
   x = 22,401,108,900/69,295.50
6. Step 6: Final answer
   x = 323,269.32