Finding the Third Proportional to 297,108 and 631,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   297,108 : 631,030.50 = 631,030.50 : x
2. Step 2: Convert to fraction form
   297,108/631,030.50 = 631,030.50/x
3. Step 3: Cross multiply
   297,108x = 631,030.50 × 631,030.50
4. Step 4: Simplify right side
   297,108x = 398,199,491,930.25
5. Step 5: Solve for x
   x = 398,199,491,930.25/297,108
6. Step 6: Final answer
   x = 1,340,251.67