Finding the Third Proportional to 857,322 and 1,811,844

Step by Step Solution

1. Step 1: Write the proportion equation
   857,322 : 1,811,844 = 1,811,844 : x
2. Step 2: Convert to fraction form
   857,322/1,811,844 = 1,811,844/x
3. Step 3: Cross multiply
   857,322x = 1,811,844 × 1,811,844
4. Step 4: Simplify right side
   857,322x = 3,282,778,680,336
5. Step 5: Solve for x
   x = 3,282,778,680,336/857,322
6. Step 6: Final answer
   x = 3,829,108.18