Finding the Third Proportional to 860,544 and 1,890,936

Step by Step Solution

1. Step 1: Write the proportion equation
   860,544 : 1,890,936 = 1,890,936 : x
2. Step 2: Convert to fraction form
   860,544/1,890,936 = 1,890,936/x
3. Step 3: Cross multiply
   860,544x = 1,890,936 × 1,890,936
4. Step 4: Simplify right side
   860,544x = 3,575,638,956,096
5. Step 5: Solve for x
   x = 3,575,638,956,096/860,544
6. Step 6: Final answer
   x = 4,155,091.38