Finding the Third Proportional to 2,688,564 and 5,691,984

Step by Step Solution

1. Step 1: Write the proportion equation
   2,688,564 : 5,691,984 = 5,691,984 : x
2. Step 2: Convert to fraction form
   2,688,564/5,691,984 = 5,691,984/x
3. Step 3: Cross multiply
   2,688,564x = 5,691,984 × 5,691,984
4. Step 4: Simplify right side
   2,688,564x = 32,398,681,856,256
5. Step 5: Solve for x
   x = 32,398,681,856,256/2,688,564
6. Step 6: Final answer
   x = 12,050,552.58