Finding the Third Proportional to 368,523 and 555,383.25

Step by Step Solution

1. Step 1: Write the proportion equation
   368,523 : 555,383.25 = 555,383.25 : x
2. Step 2: Convert to fraction form
   368,523/555,383.25 = 555,383.25/x
3. Step 3: Cross multiply
   368,523x = 555,383.25 × 555,383.25
4. Step 4: Simplify right side
   368,523x = 308,450,554,380.56
5. Step 5: Solve for x
   x = 308,450,554,380.56/368,523
6. Step 6: Final answer
   x = 836,991.33