Finding the Third Proportional to 10,861,449 and 16,402,892

Step by Step Solution

1. Step 1: Write the proportion equation
   10,861,449 : 16,402,892 = 16,402,892 : x
2. Step 2: Convert to fraction form
   10,861,449/16,402,892 = 16,402,892/x
3. Step 3: Cross multiply
   10,861,449x = 16,402,892 × 16,402,892
4. Step 4: Simplify right side
   10,861,449x = 269,054,865,963,664
5. Step 5: Solve for x
   x = 269,054,865,963,664/10,861,449
6. Step 6: Final answer
   x = 24,771,544.38