Finding the Third Proportional to 3,558,924 and 5,515,344

Step by Step Solution

1. Step 1: Write the proportion equation
   3,558,924 : 5,515,344 = 5,515,344 : x
2. Step 2: Convert to fraction form
   3,558,924/5,515,344 = 5,515,344/x
3. Step 3: Cross multiply
   3,558,924x = 5,515,344 × 5,515,344
4. Step 4: Simplify right side
   3,558,924x = 30,419,019,438,336
5. Step 5: Solve for x
   x = 30,419,019,438,336/3,558,924
6. Step 6: Final answer
   x = 8,547,251.76