Finding the Third Proportional to 1,212,469 and 1,685,841

Step by Step Solution

1. Step 1: Write the proportion equation
   1,212,469 : 1,685,841 = 1,685,841 : x
2. Step 2: Convert to fraction form
   1,212,469/1,685,841 = 1,685,841/x
3. Step 3: Cross multiply
   1,212,469x = 1,685,841 × 1,685,841
4. Step 4: Simplify right side
   1,212,469x = 2,842,059,877,281
5. Step 5: Solve for x
   x = 2,842,059,877,281/1,212,469
6. Step 6: Final answer
   x = 2,344,026.84