Finding the Third Proportional to 3,555,970 and 7,667,940

Step by Step Solution

1. Step 1: Write the proportion equation
   3,555,970 : 7,667,940 = 7,667,940 : x
2. Step 2: Convert to fraction form
   3,555,970/7,667,940 = 7,667,940/x
3. Step 3: Cross multiply
   3,555,970x = 7,667,940 × 7,667,940
4. Step 4: Simplify right side
   3,555,970x = 58,797,303,843,600
5. Step 5: Solve for x
   x = 58,797,303,843,600/3,555,970
6. Step 6: Final answer
   x = 16,534,814.37