Finding the Third Proportional to 10,021,039 and 21,459,254

Step by Step Solution

1. Step 1: Write the proportion equation
   10,021,039 : 21,459,254 = 21,459,254 : x
2. Step 2: Convert to fraction form
   10,021,039/21,459,254 = 21,459,254/x
3. Step 3: Cross multiply
   10,021,039x = 21,459,254 × 21,459,254
4. Step 4: Simplify right side
   10,021,039x = 460,499,582,236,516
5. Step 5: Solve for x
   x = 460,499,582,236,516/10,021,039
6. Step 6: Final answer
   x = 45,953,277.12