Finding the Third Proportional to 858,560 and 1,864,752

Step by Step Solution

1. Step 1: Write the proportion equation
   858,560 : 1,864,752 = 1,864,752 : x
2. Step 2: Convert to fraction form
   858,560/1,864,752 = 1,864,752/x
3. Step 3: Cross multiply
   858,560x = 1,864,752 × 1,864,752
4. Step 4: Simplify right side
   858,560x = 3,477,300,021,504
5. Step 5: Solve for x
   x = 3,477,300,021,504/858,560
6. Step 6: Final answer
   x = 4,050,153.77