Finding the Third Proportional to 10,151,405 and 21,139,325

Step by Step Solution

1. Step 1: Write the proportion equation
   10,151,405 : 21,139,325 = 21,139,325 : x
2. Step 2: Convert to fraction form
   10,151,405/21,139,325 = 21,139,325/x
3. Step 3: Cross multiply
   10,151,405x = 21,139,325 × 21,139,325
4. Step 4: Simplify right side
   10,151,405x = 446,871,061,455,625
5. Step 5: Solve for x
   x = 446,871,061,455,625/10,151,405
6. Step 6: Final answer
   x = 44,020,612.07