Finding the Third Proportional to 1,538,190 and 3,312,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,190 : 3,312,936 = 3,312,936 : x
2. Step 2: Convert to fraction form
   1,538,190/3,312,936 = 3,312,936/x
3. Step 3: Cross multiply
   1,538,190x = 3,312,936 × 3,312,936
4. Step 4: Simplify right side
   1,538,190x = 10,975,544,940,096
5. Step 5: Solve for x
   x = 10,975,544,940,096/1,538,190
6. Step 6: Final answer
   x = 7,135,363.60