Finding the Third Proportional to 9,930,030 and 21,427,626

Step by Step Solution

1. Step 1: Write the proportion equation
   9,930,030 : 21,427,626 = 21,427,626 : x
2. Step 2: Convert to fraction form
   9,930,030/21,427,626 = 21,427,626/x
3. Step 3: Cross multiply
   9,930,030x = 21,427,626 × 21,427,626
4. Step 4: Simplify right side
   9,930,030x = 459,143,155,995,876
5. Step 5: Solve for x
   x = 459,143,155,995,876/9,930,030
6. Step 6: Final answer
   x = 46,237,841.78