Finding the Third Proportional to 1,000,086 and 2,156,544

Step by Step Solution

1. Step 1: Write the proportion equation
   1,000,086 : 2,156,544 = 2,156,544 : x
2. Step 2: Convert to fraction form
   1,000,086/2,156,544 = 2,156,544/x
3. Step 3: Cross multiply
   1,000,086x = 2,156,544 × 2,156,544
4. Step 4: Simplify right side
   1,000,086x = 4,650,682,023,936
5. Step 5: Solve for x
   x = 4,650,682,023,936/1,000,086
6. Step 6: Final answer
   x = 4,650,282.10