Finding the Third Proportional to 6,288,762 and 9,974,007

Step by Step Solution

1. Step 1: Write the proportion equation
   6,288,762 : 9,974,007 = 9,974,007 : x
2. Step 2: Convert to fraction form
   6,288,762/9,974,007 = 9,974,007/x
3. Step 3: Cross multiply
   6,288,762x = 9,974,007 × 9,974,007
4. Step 4: Simplify right side
   6,288,762x = 99,480,815,636,049
5. Step 5: Solve for x
   x = 99,480,815,636,049/6,288,762
6. Step 6: Final answer
   x = 15,818,823.42