Finding the Third Proportional to 4,013,192 and 8,570,656

Step by Step Solution

1. Step 1: Write the proportion equation
   4,013,192 : 8,570,656 = 8,570,656 : x
2. Step 2: Convert to fraction form
   4,013,192/8,570,656 = 8,570,656/x
3. Step 3: Cross multiply
   4,013,192x = 8,570,656 × 8,570,656
4. Step 4: Simplify right side
   4,013,192x = 73,456,144,270,336
5. Step 5: Solve for x
   x = 73,456,144,270,336/4,013,192
6. Step 6: Final answer
   x = 18,303,670.56