Finding the Third Proportional to 152,944 and 330,488

Step by Step Solution

1. Step 1: Write the proportion equation
   152,944 : 330,488 = 330,488 : x
2. Step 2: Convert to fraction form
   152,944/330,488 = 330,488/x
3. Step 3: Cross multiply
   152,944x = 330,488 × 330,488
4. Step 4: Simplify right side
   152,944x = 109,222,318,144
5. Step 5: Solve for x
   x = 109,222,318,144/152,944
6. Step 6: Final answer
   x = 714,132.74