Finding the Third Proportional to 858,168 and 1,865,754

Step by Step Solution

1. Step 1: Write the proportion equation
   858,168 : 1,865,754 = 1,865,754 : x
2. Step 2: Convert to fraction form
   858,168/1,865,754 = 1,865,754/x
3. Step 3: Cross multiply
   858,168x = 1,865,754 × 1,865,754
4. Step 4: Simplify right side
   858,168x = 3,481,037,988,516
5. Step 5: Solve for x
   x = 3,481,037,988,516/858,168
6. Step 6: Final answer
   x = 4,056,359.58