Finding the Third Proportional to 3,611,021 and 5,609,352

Step by Step Solution

1. Step 1: Write the proportion equation
   3,611,021 : 5,609,352 = 5,609,352 : x
2. Step 2: Convert to fraction form
   3,611,021/5,609,352 = 5,609,352/x
3. Step 3: Cross multiply
   3,611,021x = 5,609,352 × 5,609,352
4. Step 4: Simplify right side
   3,611,021x = 31,464,829,859,904
5. Step 5: Solve for x
   x = 31,464,829,859,904/3,611,021
6. Step 6: Final answer
   x = 8,713,554.94