Finding the Third Proportional to 3,519,270 and 7,711,228

Step by Step Solution

1. Step 1: Write the proportion equation
   3,519,270 : 7,711,228 = 7,711,228 : x
2. Step 2: Convert to fraction form
   3,519,270/7,711,228 = 7,711,228/x
3. Step 3: Cross multiply
   3,519,270x = 7,711,228 × 7,711,228
4. Step 4: Simplify right side
   3,519,270x = 59,463,037,267,984
5. Step 5: Solve for x
   x = 59,463,037,267,984/3,519,270
6. Step 6: Final answer
   x = 16,896,412.40