Finding the Third Proportional to 298,526.50 and 630,747

Step by Step Solution

1. Step 1: Write the proportion equation
   298,526.50 : 630,747 = 630,747 : x
2. Step 2: Convert to fraction form
   298,526.50/630,747 = 630,747/x
3. Step 3: Cross multiply
   298,526.50x = 630,747 × 630,747
4. Step 4: Simplify right side
   298,526.50x = 397,841,778,009
5. Step 5: Solve for x
   x = 397,841,778,009/298,526.50
6. Step 6: Final answer
   x = 1,332,684.96