Finding the Third Proportional to 350,404 and 501,073

Step by Step Solution

1. Step 1: Write the proportion equation
   350,404 : 501,073 = 501,073 : x
2. Step 2: Convert to fraction form
   350,404/501,073 = 501,073/x
3. Step 3: Cross multiply
   350,404x = 501,073 × 501,073
4. Step 4: Simplify right side
   350,404x = 251,074,151,329
5. Step 5: Solve for x
   x = 251,074,151,329/350,404
6. Step 6: Final answer
   x = 716,527.64