Finding the Third Proportional to 301,152 and 654,790

Step by Step Solution

1. Step 1: Write the proportion equation
   301,152 : 654,790 = 654,790 : x
2. Step 2: Convert to fraction form
   301,152/654,790 = 654,790/x
3. Step 3: Cross multiply
   301,152x = 654,790 × 654,790
4. Step 4: Simplify right side
   301,152x = 428,749,944,100
5. Step 5: Solve for x
   x = 428,749,944,100/301,152
6. Step 6: Final answer
   x = 1,423,699.47