Finding the Third Proportional to 5,198,020 and 7,797,030

Step by Step Solution

1. Step 1: Write the proportion equation
   5,198,020 : 7,797,030 = 7,797,030 : x
2. Step 2: Convert to fraction form
   5,198,020/7,797,030 = 7,797,030/x
3. Step 3: Cross multiply
   5,198,020x = 7,797,030 × 7,797,030
4. Step 4: Simplify right side
   5,198,020x = 60,793,676,820,900
5. Step 5: Solve for x
   x = 60,793,676,820,900/5,198,020
6. Step 6: Final answer
   x = 11,695,545