Finding the Third Proportional to 3,527,783 and 7,479,468

Step by Step Solution

1. Step 1: Write the proportion equation
   3,527,783 : 7,479,468 = 7,479,468 : x
2. Step 2: Convert to fraction form
   3,527,783/7,479,468 = 7,479,468/x
3. Step 3: Cross multiply
   3,527,783x = 7,479,468 × 7,479,468
4. Step 4: Simplify right side
   3,527,783x = 55,942,441,563,024
5. Step 5: Solve for x
   x = 55,942,441,563,024/3,527,783
6. Step 6: Final answer
   x = 15,857,676.50