Finding the Third Proportional to 847,876 and 1,796,840

Step by Step Solution

1. Step 1: Write the proportion equation
   847,876 : 1,796,840 = 1,796,840 : x
2. Step 2: Convert to fraction form
   847,876/1,796,840 = 1,796,840/x
3. Step 3: Cross multiply
   847,876x = 1,796,840 × 1,796,840
4. Step 4: Simplify right side
   847,876x = 3,228,633,985,600
5. Step 5: Solve for x
   x = 3,228,633,985,600/847,876
6. Step 6: Final answer
   x = 3,807,908.21