Finding the Third Proportional to 3,570,292 and 7,864,856

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570,292 : 7,864,856 = 7,864,856 : x
2. Step 2: Convert to fraction form
   3,570,292/7,864,856 = 7,864,856/x
3. Step 3: Cross multiply
   3,570,292x = 7,864,856 × 7,864,856
4. Step 4: Simplify right side
   3,570,292x = 61,855,959,900,736
5. Step 5: Solve for x
   x = 61,855,959,900,736/3,570,292
6. Step 6: Final answer
   x = 17,325,182.34