Finding the Third Proportional to 249,792 and 383,008

Step by Step Solution

1. Step 1: Write the proportion equation
   249,792 : 383,008 = 383,008 : x
2. Step 2: Convert to fraction form
   249,792/383,008 = 383,008/x
3. Step 3: Cross multiply
   249,792x = 383,008 × 383,008
4. Step 4: Simplify right side
   249,792x = 146,695,128,064
5. Step 5: Solve for x
   x = 146,695,128,064/249,792
6. Step 6: Final answer
   x = 587,269.12