Finding the Third Proportional to 858,704 and 1,887,392

Step by Step Solution

1. Step 1: Write the proportion equation
   858,704 : 1,887,392 = 1,887,392 : x
2. Step 2: Convert to fraction form
   858,704/1,887,392 = 1,887,392/x
3. Step 3: Cross multiply
   858,704x = 1,887,392 × 1,887,392
4. Step 4: Simplify right side
   858,704x = 3,562,248,561,664
5. Step 5: Solve for x
   x = 3,562,248,561,664/858,704
6. Step 6: Final answer
   x = 4,148,401.03