Finding the Third Proportional to 69,259.50 and 149,592

Step by Step Solution

1. Step 1: Write the proportion equation
   69,259.50 : 149,592 = 149,592 : x
2. Step 2: Convert to fraction form
   69,259.50/149,592 = 149,592/x
3. Step 3: Cross multiply
   69,259.50x = 149,592 × 149,592
4. Step 4: Simplify right side
   69,259.50x = 22,377,766,464
5. Step 5: Solve for x
   x = 22,377,766,464/69,259.50
6. Step 6: Final answer
   x = 323,100.32