Finding the Third Proportional to 786,886 and 1,685,966

Step by Step Solution

1. Step 1: Write the proportion equation
   786,886 : 1,685,966 = 1,685,966 : x
2. Step 2: Convert to fraction form
   786,886/1,685,966 = 1,685,966/x
3. Step 3: Cross multiply
   786,886x = 1,685,966 × 1,685,966
4. Step 4: Simplify right side
   786,886x = 2,842,481,353,156
5. Step 5: Solve for x
   x = 2,842,481,353,156/786,886
6. Step 6: Final answer
   x = 3,612,316.59