Finding the Third Proportional to 3,831,964 and 5,328,040

Step by Step Solution

1. Step 1: Write the proportion equation
   3,831,964 : 5,328,040 = 5,328,040 : x
2. Step 2: Convert to fraction form
   3,831,964/5,328,040 = 5,328,040/x
3. Step 3: Cross multiply
   3,831,964x = 5,328,040 × 5,328,040
4. Step 4: Simplify right side
   3,831,964x = 28,388,010,241,600
5. Step 5: Solve for x
   x = 28,388,010,241,600/3,831,964
6. Step 6: Final answer
   x = 7,408,214.23