Finding the Third Proportional to 5,021,736 and 6,447,804

Step by Step Solution

1. Step 1: Write the proportion equation
   5,021,736 : 6,447,804 = 6,447,804 : x
2. Step 2: Convert to fraction form
   5,021,736/6,447,804 = 6,447,804/x
3. Step 3: Cross multiply
   5,021,736x = 6,447,804 × 6,447,804
4. Step 4: Simplify right side
   5,021,736x = 41,574,176,422,416
5. Step 5: Solve for x
   x = 41,574,176,422,416/5,021,736
6. Step 6: Final answer
   x = 8,278,845.49