Finding the Third Proportional to 10,448,688 and 16,138,860

Step by Step Solution

1. Step 1: Write the proportion equation
   10,448,688 : 16,138,860 = 16,138,860 : x
2. Step 2: Convert to fraction form
   10,448,688/16,138,860 = 16,138,860/x
3. Step 3: Cross multiply
   10,448,688x = 16,138,860 × 16,138,860
4. Step 4: Simplify right side
   10,448,688x = 260,462,802,099,600
5. Step 5: Solve for x
   x = 260,462,802,099,600/10,448,688
6. Step 6: Final answer
   x = 24,927,799.75