Finding the Third Proportional to 5,069,310 and 10,557,976

Step by Step Solution

1. Step 1: Write the proportion equation
   5,069,310 : 10,557,976 = 10,557,976 : x
2. Step 2: Convert to fraction form
   5,069,310/10,557,976 = 10,557,976/x
3. Step 3: Cross multiply
   5,069,310x = 10,557,976 × 10,557,976
4. Step 4: Simplify right side
   5,069,310x = 111,470,857,216,576
5. Step 5: Solve for x
   x = 111,470,857,216,576/5,069,310
6. Step 6: Final answer
   x = 21,989,355.00