Finding the Third Proportional to 3,553,578 and 5,622,074

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,578 : 5,622,074 = 5,622,074 : x
2. Step 2: Convert to fraction form
   3,553,578/5,622,074 = 5,622,074/x
3. Step 3: Cross multiply
   3,553,578x = 5,622,074 × 5,622,074
4. Step 4: Simplify right side
   3,553,578x = 31,607,716,061,476
5. Step 5: Solve for x
   x = 31,607,716,061,476/3,553,578
6. Step 6: Final answer
   x = 8,894,617.22