Finding the Third Proportional to 1,969,620 and 4,284,339

Step by Step Solution

1. Step 1: Write the proportion equation
   1,969,620 : 4,284,339 = 4,284,339 : x
2. Step 2: Convert to fraction form
   1,969,620/4,284,339 = 4,284,339/x
3. Step 3: Cross multiply
   1,969,620x = 4,284,339 × 4,284,339
4. Step 4: Simplify right side
   1,969,620x = 18,355,560,666,921
5. Step 5: Solve for x
   x = 18,355,560,666,921/1,969,620
6. Step 6: Final answer
   x = 9,319,341.13