Finding the Third Proportional to 2,000,474 and 4,380,392

Step by Step Solution

1. Step 1: Write the proportion equation
   2,000,474 : 4,380,392 = 4,380,392 : x
2. Step 2: Convert to fraction form
   2,000,474/4,380,392 = 4,380,392/x
3. Step 3: Cross multiply
   2,000,474x = 4,380,392 × 4,380,392
4. Step 4: Simplify right side
   2,000,474x = 19,187,834,073,664
5. Step 5: Solve for x
   x = 19,187,834,073,664/2,000,474
6. Step 6: Final answer
   x = 9,591,643.82