Finding the Third Proportional to 9,219,282 and 19,915,716

Step by Step Solution

1. Step 1: Write the proportion equation
   9,219,282 : 19,915,716 = 19,915,716 : x
2. Step 2: Convert to fraction form
   9,219,282/19,915,716 = 19,915,716/x
3. Step 3: Cross multiply
   9,219,282x = 19,915,716 × 19,915,716
4. Step 4: Simplify right side
   9,219,282x = 396,635,743,792,656
5. Step 5: Solve for x
   x = 396,635,743,792,656/9,219,282
6. Step 6: Final answer
   x = 43,022,411.48