Finding the Third Proportional to 367,398 and 520,010.50

Step by Step Solution

1. Step 1: Write the proportion equation
   367,398 : 520,010.50 = 520,010.50 : x
2. Step 2: Convert to fraction form
   367,398/520,010.50 = 520,010.50/x
3. Step 3: Cross multiply
   367,398x = 520,010.50 × 520,010.50
4. Step 4: Simplify right side
   367,398x = 270,410,920,110.25
5. Step 5: Solve for x
   x = 270,410,920,110.25/367,398
6. Step 6: Final answer
   x = 736,016.31