Finding the Third Proportional to 3,606,309 and 5,616,256.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,606,309 : 5,616,256.50 = 5,616,256.50 : x
2. Step 2: Convert to fraction form
   3,606,309/5,616,256.50 = 5,616,256.50/x
3. Step 3: Cross multiply
   3,606,309x = 5,616,256.50 × 5,616,256.50
4. Step 4: Simplify right side
   3,606,309x = 31,542,337,073,792.25
5. Step 5: Solve for x
   x = 31,542,337,073,792.25/3,606,309
6. Step 6: Final answer
   x = 8,746,432.18