Finding the Third Proportional to 319,073 and 493,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   319,073 : 493,995.50 = 493,995.50 : x
2. Step 2: Convert to fraction form
   319,073/493,995.50 = 493,995.50/x
3. Step 3: Cross multiply
   319,073x = 493,995.50 × 493,995.50
4. Step 4: Simplify right side
   319,073x = 244,031,554,020.25
5. Step 5: Solve for x
   x = 244,031,554,020.25/319,073
6. Step 6: Final answer
   x = 764,814.18