Finding the Third Proportional to 2,057,429 and 4,522,099

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,429 : 4,522,099 = 4,522,099 : x
2. Step 2: Convert to fraction form
   2,057,429/4,522,099 = 4,522,099/x
3. Step 3: Cross multiply
   2,057,429x = 4,522,099 × 4,522,099
4. Step 4: Simplify right side
   2,057,429x = 20,449,379,365,801
5. Step 5: Solve for x
   x = 20,449,379,365,801/2,057,429
6. Step 6: Final answer
   x = 9,939,288.00