Finding the Third Proportional to 3,527,776 and 7,479,453

Step by Step Solution

1. Step 1: Write the proportion equation
   3,527,776 : 7,479,453 = 7,479,453 : x
2. Step 2: Convert to fraction form
   3,527,776/7,479,453 = 7,479,453/x
3. Step 3: Cross multiply
   3,527,776x = 7,479,453 × 7,479,453
4. Step 4: Simplify right side
   3,527,776x = 55,942,217,179,209
5. Step 5: Solve for x
   x = 55,942,217,179,209/3,527,776
6. Step 6: Final answer
   x = 15,857,644.36