Finding the Third Proportional to 2,921,838 and 6,404,100

Step by Step Solution

1. Step 1: Write the proportion equation
   2,921,838 : 6,404,100 = 6,404,100 : x
2. Step 2: Convert to fraction form
   2,921,838/6,404,100 = 6,404,100/x
3. Step 3: Cross multiply
   2,921,838x = 6,404,100 × 6,404,100
4. Step 4: Simplify right side
   2,921,838x = 41,012,496,810,000
5. Step 5: Solve for x
   x = 41,012,496,810,000/2,921,838
6. Step 6: Final answer
   x = 14,036,540.29