Finding the Third Proportional to 4,057,074 and 8,566,854

Step by Step Solution

1. Step 1: Write the proportion equation
   4,057,074 : 8,566,854 = 8,566,854 : x
2. Step 2: Convert to fraction form
   4,057,074/8,566,854 = 8,566,854/x
3. Step 3: Cross multiply
   4,057,074x = 8,566,854 × 8,566,854
4. Step 4: Simplify right side
   4,057,074x = 73,390,987,457,316
5. Step 5: Solve for x
   x = 73,390,987,457,316/4,057,074
6. Step 6: Final answer
   x = 18,089,634.91