Finding the Third Proportional to 3,551,688 and 5,025,636

Step by Step Solution

1. Step 1: Write the proportion equation
   3,551,688 : 5,025,636 = 5,025,636 : x
2. Step 2: Convert to fraction form
   3,551,688/5,025,636 = 5,025,636/x
3. Step 3: Cross multiply
   3,551,688x = 5,025,636 × 5,025,636
4. Step 4: Simplify right side
   3,551,688x = 25,257,017,204,496
5. Step 5: Solve for x
   x = 25,257,017,204,496/3,551,688
6. Step 6: Final answer
   x = 7,111,271.37