Finding the Third Proportional to 2,080,566 and 4,542,156

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080,566 : 4,542,156 = 4,542,156 : x
2. Step 2: Convert to fraction form
   2,080,566/4,542,156 = 4,542,156/x
3. Step 3: Cross multiply
   2,080,566x = 4,542,156 × 4,542,156
4. Step 4: Simplify right side
   2,080,566x = 20,631,181,128,336
5. Step 5: Solve for x
   x = 20,631,181,128,336/2,080,566
6. Step 6: Final answer
   x = 9,916,138.75