Finding the Third Proportional to 1,871,669 and 3,831,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871,669 : 3,831,840 = 3,831,840 : x
2. Step 2: Convert to fraction form
   1,871,669/3,831,840 = 3,831,840/x
3. Step 3: Cross multiply
   1,871,669x = 3,831,840 × 3,831,840
4. Step 4: Simplify right side
   1,871,669x = 14,682,997,785,600
5. Step 5: Solve for x
   x = 14,682,997,785,600/1,871,669
6. Step 6: Final answer
   x = 7,844,868.82