Finding the Third Proportional to 69,399 and 150,453

Step by Step Solution

1. Step 1: Write the proportion equation
   69,399 : 150,453 = 150,453 : x
2. Step 2: Convert to fraction form
   69,399/150,453 = 150,453/x
3. Step 3: Cross multiply
   69,399x = 150,453 × 150,453
4. Step 4: Simplify right side
   69,399x = 22,636,105,209
5. Step 5: Solve for x
   x = 22,636,105,209/69,399
6. Step 6: Final answer
   x = 326,173.36