Finding the Third Proportional to 816,133 and 1,286,801

Step by Step Solution

1. Step 1: Write the proportion equation
   816,133 : 1,286,801 = 1,286,801 : x
2. Step 2: Convert to fraction form
   816,133/1,286,801 = 1,286,801/x
3. Step 3: Cross multiply
   816,133x = 1,286,801 × 1,286,801
4. Step 4: Simplify right side
   816,133x = 1,655,856,813,601
5. Step 5: Solve for x
   x = 1,655,856,813,601/816,133
6. Step 6: Final answer
   x = 2,028,905.60