Finding the Fourth Proportional to 2,150,607.87, 3,225,920.25 and 871,239.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,607.87 : 3,225,920.25 = 871,239.54 : x
2. Step 2: Convert to fraction form
   2,150,607.87/3,225,920.25 = 871,239.54/x
3. Step 3: Cross multiply
   2,150,607.87x = 3,225,920.25 × 871,239.54
4. Step 4: Simplify right side
   2,150,607.87x = 2,810,549,274,686.69
5. Step 5: Solve for x
   x = 2,810,549,274,686.69/2,150,607.87
6. Step 6: Final answer
   x = 1,306,862.73