Finding the Third Proportional to 148,326 and 307,166

Step by Step Solution

1. Step 1: Write the proportion equation
   148,326 : 307,166 = 307,166 : x
2. Step 2: Convert to fraction form
   148,326/307,166 = 307,166/x
3. Step 3: Cross multiply
   148,326x = 307,166 × 307,166
4. Step 4: Simplify right side
   148,326x = 94,350,951,556
5. Step 5: Solve for x
   x = 94,350,951,556/148,326
6. Step 6: Final answer
   x = 636,105.28