Finding the Third Proportional to 4,057,068 and 8,566,845

Step by Step Solution

1. Step 1: Write the proportion equation
   4,057,068 : 8,566,845 = 8,566,845 : x
2. Step 2: Convert to fraction form
   4,057,068/8,566,845 = 8,566,845/x
3. Step 3: Cross multiply
   4,057,068x = 8,566,845 × 8,566,845
4. Step 4: Simplify right side
   4,057,068x = 73,390,833,254,025
5. Step 5: Solve for x
   x = 73,390,833,254,025/4,057,068
6. Step 6: Final answer
   x = 18,089,623.65