Finding the Third Proportional to 10,989,826 and 16,155,460

Step by Step Solution

1. Step 1: Write the proportion equation
   10,989,826 : 16,155,460 = 16,155,460 : x
2. Step 2: Convert to fraction form
   10,989,826/16,155,460 = 16,155,460/x
3. Step 3: Cross multiply
   10,989,826x = 16,155,460 × 16,155,460
4. Step 4: Simplify right side
   10,989,826x = 260,998,887,811,600
5. Step 5: Solve for x
   x = 260,998,887,811,600/10,989,826
6. Step 6: Final answer
   x = 23,749,137.41