Finding the Third Proportional to 5,418,477 and 7,430,204

Step by Step Solution

1. Step 1: Write the proportion equation
   5,418,477 : 7,430,204 = 7,430,204 : x
2. Step 2: Convert to fraction form
   5,418,477/7,430,204 = 7,430,204/x
3. Step 3: Cross multiply
   5,418,477x = 7,430,204 × 7,430,204
4. Step 4: Simplify right side
   5,418,477x = 55,207,931,481,616
5. Step 5: Solve for x
   x = 55,207,931,481,616/5,418,477
6. Step 6: Final answer
   x = 10,188,828.24