Finding the Third Proportional to 851,696 and 1,843,648

Step by Step Solution

1. Step 1: Write the proportion equation
   851,696 : 1,843,648 = 1,843,648 : x
2. Step 2: Convert to fraction form
   851,696/1,843,648 = 1,843,648/x
3. Step 3: Cross multiply
   851,696x = 1,843,648 × 1,843,648
4. Step 4: Simplify right side
   851,696x = 3,399,037,947,904
5. Step 5: Solve for x
   x = 3,399,037,947,904/851,696
6. Step 6: Final answer
   x = 3,990,905.14