Finding the Third Proportional to 10,861,451 and 16,402,895

Step by Step Solution

1. Step 1: Write the proportion equation
   10,861,451 : 16,402,895 = 16,402,895 : x
2. Step 2: Convert to fraction form
   10,861,451/16,402,895 = 16,402,895/x
3. Step 3: Cross multiply
   10,861,451x = 16,402,895 × 16,402,895
4. Step 4: Simplify right side
   10,861,451x = 269,054,964,381,025
5. Step 5: Solve for x
   x = 269,054,964,381,025/10,861,451
6. Step 6: Final answer
   x = 24,771,548.88