Finding the Third Proportional to 3,975,822 and 8,655,552

Step by Step Solution

1. Step 1: Write the proportion equation
   3,975,822 : 8,655,552 = 8,655,552 : x
2. Step 2: Convert to fraction form
   3,975,822/8,655,552 = 8,655,552/x
3. Step 3: Cross multiply
   3,975,822x = 8,655,552 × 8,655,552
4. Step 4: Simplify right side
   3,975,822x = 74,918,580,424,704
5. Step 5: Solve for x
   x = 74,918,580,424,704/3,975,822
6. Step 6: Final answer
   x = 18,843,544.91