Finding the Third Proportional to 10,987,926 and 16,164,213

Step by Step Solution

1. Step 1: Write the proportion equation
   10,987,926 : 16,164,213 = 16,164,213 : x
2. Step 2: Convert to fraction form
   10,987,926/16,164,213 = 16,164,213/x
3. Step 3: Cross multiply
   10,987,926x = 16,164,213 × 16,164,213
4. Step 4: Simplify right side
   10,987,926x = 261,281,781,909,369
5. Step 5: Solve for x
   x = 261,281,781,909,369/10,987,926
6. Step 6: Final answer
   x = 23,778,989.95