Finding the Third Proportional to 308,435.50 and 471,401

Step by Step Solution

1. Step 1: Write the proportion equation
   308,435.50 : 471,401 = 471,401 : x
2. Step 2: Convert to fraction form
   308,435.50/471,401 = 471,401/x
3. Step 3: Cross multiply
   308,435.50x = 471,401 × 471,401
4. Step 4: Simplify right side
   308,435.50x = 222,218,902,801
5. Step 5: Solve for x
   x = 222,218,902,801/308,435.50
6. Step 6: Final answer
   x = 720,471.23