Finding the Third Proportional to 858,116 and 1,863,850

Step by Step Solution

1. Step 1: Write the proportion equation
   858,116 : 1,863,850 = 1,863,850 : x
2. Step 2: Convert to fraction form
   858,116/1,863,850 = 1,863,850/x
3. Step 3: Cross multiply
   858,116x = 1,863,850 × 1,863,850
4. Step 4: Simplify right side
   858,116x = 3,473,936,822,500
5. Step 5: Solve for x
   x = 3,473,936,822,500/858,116
6. Step 6: Final answer
   x = 4,048,330.09