Finding the Third Proportional to 1,941,810 and 4,128,564

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941,810 : 4,128,564 = 4,128,564 : x
2. Step 2: Convert to fraction form
   1,941,810/4,128,564 = 4,128,564/x
3. Step 3: Cross multiply
   1,941,810x = 4,128,564 × 4,128,564
4. Step 4: Simplify right side
   1,941,810x = 17,045,040,702,096
5. Step 5: Solve for x
   x = 17,045,040,702,096/1,941,810
6. Step 6: Final answer
   x = 8,777,913.75