Finding the Third Proportional to 2,128,040 and 2,871,084

Step by Step Solution

1. Step 1: Write the proportion equation
   2,128,040 : 2,871,084 = 2,871,084 : x
2. Step 2: Convert to fraction form
   2,128,040/2,871,084 = 2,871,084/x
3. Step 3: Cross multiply
   2,128,040x = 2,871,084 × 2,871,084
4. Step 4: Simplify right side
   2,128,040x = 8,243,123,335,056
5. Step 5: Solve for x
   x = 8,243,123,335,056/2,128,040
6. Step 6: Final answer
   x = 3,873,575.37