Finding the Third Proportional to 1,857,296 and 2,777,404

Step by Step Solution

1. Step 1: Write the proportion equation
   1,857,296 : 2,777,404 = 2,777,404 : x
2. Step 2: Convert to fraction form
   1,857,296/2,777,404 = 2,777,404/x
3. Step 3: Cross multiply
   1,857,296x = 2,777,404 × 2,777,404
4. Step 4: Simplify right side
   1,857,296x = 7,713,972,979,216
5. Step 5: Solve for x
   x = 7,713,972,979,216/1,857,296
6. Step 6: Final answer
   x = 4,153,335.27