Finding the Third Proportional to 3,531,854 and 5,467,557

Step by Step Solution

1. Step 1: Write the proportion equation
   3,531,854 : 5,467,557 = 5,467,557 : x
2. Step 2: Convert to fraction form
   3,531,854/5,467,557 = 5,467,557/x
3. Step 3: Cross multiply
   3,531,854x = 5,467,557 × 5,467,557
4. Step 4: Simplify right side
   3,531,854x = 29,894,179,548,249
5. Step 5: Solve for x
   x = 29,894,179,548,249/3,531,854
6. Step 6: Final answer
   x = 8,464,160.62