Finding the Third Proportional to 1,871,721 and 3,831,975

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871,721 : 3,831,975 = 3,831,975 : x
2. Step 2: Convert to fraction form
   1,871,721/3,831,975 = 3,831,975/x
3. Step 3: Cross multiply
   1,871,721x = 3,831,975 × 3,831,975
4. Step 4: Simplify right side
   1,871,721x = 14,684,032,400,625
5. Step 5: Solve for x
   x = 14,684,032,400,625/1,871,721
6. Step 6: Final answer
   x = 7,845,203.64