Finding the Third Proportional to 4,061,660 and 8,920,524

Step by Step Solution

1. Step 1: Write the proportion equation
   4,061,660 : 8,920,524 = 8,920,524 : x
2. Step 2: Convert to fraction form
   4,061,660/8,920,524 = 8,920,524/x
3. Step 3: Cross multiply
   4,061,660x = 8,920,524 × 8,920,524
4. Step 4: Simplify right side
   4,061,660x = 79,575,748,434,576
5. Step 5: Solve for x
   x = 79,575,748,434,576/4,061,660
6. Step 6: Final answer
   x = 19,591,927.55