Finding the Third Proportional to 10,989,726 and 16,155,297

Step by Step Solution

1. Step 1: Write the proportion equation
   10,989,726 : 16,155,297 = 16,155,297 : x
2. Step 2: Convert to fraction form
   10,989,726/16,155,297 = 16,155,297/x
3. Step 3: Cross multiply
   10,989,726x = 16,155,297 × 16,155,297
4. Step 4: Simplify right side
   10,989,726x = 260,993,621,158,209
5. Step 5: Solve for x
   x = 260,993,621,158,209/10,989,726
6. Step 6: Final answer
   x = 23,748,874.28