Finding the Third Proportional to 2,157,849 and 4,722,063

Step by Step Solution

1. Step 1: Write the proportion equation
   2,157,849 : 4,722,063 = 4,722,063 : x
2. Step 2: Convert to fraction form
   2,157,849/4,722,063 = 4,722,063/x
3. Step 3: Cross multiply
   2,157,849x = 4,722,063 × 4,722,063
4. Step 4: Simplify right side
   2,157,849x = 22,297,878,975,969
5. Step 5: Solve for x
   x = 22,297,878,975,969/2,157,849
6. Step 6: Final answer
   x = 10,333,382.45