Finding the Third Proportional to 683,855 and 1,488,116

Step by Step Solution

1. Step 1: Write the proportion equation
   683,855 : 1,488,116 = 1,488,116 : x
2. Step 2: Convert to fraction form
   683,855/1,488,116 = 1,488,116/x
3. Step 3: Cross multiply
   683,855x = 1,488,116 × 1,488,116
4. Step 4: Simplify right side
   683,855x = 2,214,489,229,456
5. Step 5: Solve for x
   x = 2,214,489,229,456/683,855
6. Step 6: Final answer
   x = 3,238,243.82