Finding the Third Proportional to 5,447,819 and 8,777,892

Step by Step Solution

1. Step 1: Write the proportion equation
   5,447,819 : 8,777,892 = 8,777,892 : x
2. Step 2: Convert to fraction form
   5,447,819/8,777,892 = 8,777,892/x
3. Step 3: Cross multiply
   5,447,819x = 8,777,892 × 8,777,892
4. Step 4: Simplify right side
   5,447,819x = 77,051,387,963,664
5. Step 5: Solve for x
   x = 77,051,387,963,664/5,447,819
6. Step 6: Final answer
   x = 14,143,529.36