Finding the Third Proportional to 298,304 and 581,488

Step by Step Solution

1. Step 1: Write the proportion equation
   298,304 : 581,488 = 581,488 : x
2. Step 2: Convert to fraction form
   298,304/581,488 = 581,488/x
3. Step 3: Cross multiply
   298,304x = 581,488 × 581,488
4. Step 4: Simplify right side
   298,304x = 338,128,294,144
5. Step 5: Solve for x
   x = 338,128,294,144/298,304
6. Step 6: Final answer
   x = 1,133,502.38