Finding the Third Proportional to 871,018.31 and 2,049,355.69

Step by Step Solution

1. Step 1: Write the proportion equation
   871,018.31 : 2,049,355.69 = 2,049,355.69 : x
2. Step 2: Convert to fraction form
   871,018.31/2,049,355.69 = 2,049,355.69/x
3. Step 3: Cross multiply
   871,018.31x = 2,049,355.69 × 2,049,355.69
4. Step 4: Simplify right side
   871,018.31x = 4,199,858,733,888.60
5. Step 5: Solve for x
   x = 4,199,858,733,888.60/871,018.31
6. Step 6: Final answer
   x = 4,821,780.06