Finding the Third Proportional to 4,142,181 and 9,037,419

Step by Step Solution

1. Step 1: Write the proportion equation
   4,142,181 : 9,037,419 = 9,037,419 : x
2. Step 2: Convert to fraction form
   4,142,181/9,037,419 = 9,037,419/x
3. Step 3: Cross multiply
   4,142,181x = 9,037,419 × 9,037,419
4. Step 4: Simplify right side
   4,142,181x = 81,674,942,181,561
5. Step 5: Solve for x
   x = 81,674,942,181,561/4,142,181
6. Step 6: Final answer
   x = 19,717,859.31