Finding the Third Proportional to 3,606,311 and 5,616,260

Step by Step Solution

1. Step 1: Write the proportion equation
   3,606,311 : 5,616,260 = 5,616,260 : x
2. Step 2: Convert to fraction form
   3,606,311/5,616,260 = 5,616,260/x
3. Step 3: Cross multiply
   3,606,311x = 5,616,260 × 5,616,260
4. Step 4: Simplify right side
   3,606,311x = 31,542,376,387,600
5. Step 5: Solve for x
   x = 31,542,376,387,600/3,606,311
6. Step 6: Final answer
   x = 8,746,438.23