Finding the Third Proportional to 871,365 and 1,887,468

Step by Step Solution

1. Step 1: Write the proportion equation
   871,365 : 1,887,468 = 1,887,468 : x
2. Step 2: Convert to fraction form
   871,365/1,887,468 = 1,887,468/x
3. Step 3: Cross multiply
   871,365x = 1,887,468 × 1,887,468
4. Step 4: Simplify right side
   871,365x = 3,562,535,451,024
5. Step 5: Solve for x
   x = 3,562,535,451,024/871,365
6. Step 6: Final answer
   x = 4,088,453.69