Finding the Third Proportional to 9,722,510 and 20,952,308

Step by Step Solution

1. Step 1: Write the proportion equation
   9,722,510 : 20,952,308 = 20,952,308 : x
2. Step 2: Convert to fraction form
   9,722,510/20,952,308 = 20,952,308/x
3. Step 3: Cross multiply
   9,722,510x = 20,952,308 × 20,952,308
4. Step 4: Simplify right side
   9,722,510x = 438,999,210,526,864
5. Step 5: Solve for x
   x = 438,999,210,526,864/9,722,510
6. Step 6: Final answer
   x = 45,152,867.99