Finding the Third Proportional to 10,226,782 and 21,871,955

Step by Step Solution

1. Step 1: Write the proportion equation
   10,226,782 : 21,871,955 = 21,871,955 : x
2. Step 2: Convert to fraction form
   10,226,782/21,871,955 = 21,871,955/x
3. Step 3: Cross multiply
   10,226,782x = 21,871,955 × 21,871,955
4. Step 4: Simplify right side
   10,226,782x = 478,382,415,522,025
5. Step 5: Solve for x
   x = 478,382,415,522,025/10,226,782
6. Step 6: Final answer
   x = 46,777,414.00