Finding the Third Proportional to 294,777 and 631,606.50

Step by Step Solution

1. Step 1: Write the proportion equation
   294,777 : 631,606.50 = 631,606.50 : x
2. Step 2: Convert to fraction form
   294,777/631,606.50 = 631,606.50/x
3. Step 3: Cross multiply
   294,777x = 631,606.50 × 631,606.50
4. Step 4: Simplify right side
   294,777x = 398,926,770,842.25
5. Step 5: Solve for x
   x = 398,926,770,842.25/294,777
6. Step 6: Final answer
   x = 1,353,317.15