Finding the Third Proportional to 683,842 and 1,488,087

Step by Step Solution

1. Step 1: Write the proportion equation
   683,842 : 1,488,087 = 1,488,087 : x
2. Step 2: Convert to fraction form
   683,842/1,488,087 = 1,488,087/x
3. Step 3: Cross multiply
   683,842x = 1,488,087 × 1,488,087
4. Step 4: Simplify right side
   683,842x = 2,214,402,919,569
5. Step 5: Solve for x
   x = 2,214,402,919,569/683,842
6. Step 6: Final answer
   x = 3,238,179.17