Finding the Third Proportional to 9,468,922 and 20,709,710

Step by Step Solution

1. Step 1: Write the proportion equation
   9,468,922 : 20,709,710 = 20,709,710 : x
2. Step 2: Convert to fraction form
   9,468,922/20,709,710 = 20,709,710/x
3. Step 3: Cross multiply
   9,468,922x = 20,709,710 × 20,709,710
4. Step 4: Simplify right side
   9,468,922x = 428,892,088,284,100
5. Step 5: Solve for x
   x = 428,892,088,284,100/9,468,922
6. Step 6: Final answer
   x = 45,294,711.30