Finding the Third Proportional to 3,831,410 and 5,578,635

Step by Step Solution

1. Step 1: Write the proportion equation
   3,831,410 : 5,578,635 = 5,578,635 : x
2. Step 2: Convert to fraction form
   3,831,410/5,578,635 = 5,578,635/x
3. Step 3: Cross multiply
   3,831,410x = 5,578,635 × 5,578,635
4. Step 4: Simplify right side
   3,831,410x = 31,121,168,463,225
5. Step 5: Solve for x
   x = 31,121,168,463,225/3,831,410
6. Step 6: Final answer
   x = 8,122,641.13