Finding the Third Proportional to 2,356,972.50 and 3,603,945

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356,972.50 : 3,603,945 = 3,603,945 : x
2. Step 2: Convert to fraction form
   2,356,972.50/3,603,945 = 3,603,945/x
3. Step 3: Cross multiply
   2,356,972.50x = 3,603,945 × 3,603,945
4. Step 4: Simplify right side
   2,356,972.50x = 12,988,419,563,025
5. Step 5: Solve for x
   x = 12,988,419,563,025/2,356,972.50
6. Step 6: Final answer
   x = 5,510,636.87