Finding the Third Proportional to 3,570,336 and 7,864,920

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570,336 : 7,864,920 = 7,864,920 : x
2. Step 2: Convert to fraction form
   3,570,336/7,864,920 = 7,864,920/x
3. Step 3: Cross multiply
   3,570,336x = 7,864,920 × 7,864,920
4. Step 4: Simplify right side
   3,570,336x = 61,856,966,606,400
5. Step 5: Solve for x
   x = 61,856,966,606,400/3,570,336
6. Step 6: Final answer
   x = 17,325,250.79