Finding the Third Proportional to 871,234 and 1,887,242

Step by Step Solution

1. Step 1: Write the proportion equation
   871,234 : 1,887,242 = 1,887,242 : x
2. Step 2: Convert to fraction form
   871,234/1,887,242 = 1,887,242/x
3. Step 3: Cross multiply
   871,234x = 1,887,242 × 1,887,242
4. Step 4: Simplify right side
   871,234x = 3,561,682,366,564
5. Step 5: Solve for x
   x = 3,561,682,366,564/871,234
6. Step 6: Final answer
   x = 4,088,089.27