Finding the Third Proportional to 146,208 and 302,784

Step by Step Solution

1. Step 1: Write the proportion equation
   146,208 : 302,784 = 302,784 : x
2. Step 2: Convert to fraction form
   146,208/302,784 = 302,784/x
3. Step 3: Cross multiply
   146,208x = 302,784 × 302,784
4. Step 4: Simplify right side
   146,208x = 91,678,150,656
5. Step 5: Solve for x
   x = 91,678,150,656/146,208
6. Step 6: Final answer
   x = 627,039.22