Finding the Third Proportional to 294,774 and 631,600.50

Step by Step Solution

1. Step 1: Write the proportion equation
   294,774 : 631,600.50 = 631,600.50 : x
2. Step 2: Convert to fraction form
   294,774/631,600.50 = 631,600.50/x
3. Step 3: Cross multiply
   294,774x = 631,600.50 × 631,600.50
4. Step 4: Simplify right side
   294,774x = 398,919,191,600.25
5. Step 5: Solve for x
   x = 398,919,191,600.25/294,774
6. Step 6: Final answer
   x = 1,353,305.22