Finding the Third Proportional to 1,871,728 and 3,831,988

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871,728 : 3,831,988 = 3,831,988 : x
2. Step 2: Convert to fraction form
   1,871,728/3,831,988 = 3,831,988/x
3. Step 3: Cross multiply
   1,871,728x = 3,831,988 × 3,831,988
4. Step 4: Simplify right side
   1,871,728x = 14,684,132,032,144
5. Step 5: Solve for x
   x = 14,684,132,032,144/1,871,728
6. Step 6: Final answer
   x = 7,845,227.53