Finding the Third Proportional to 854,200.69 and 1,857,871.69

Step by Step Solution

1. Step 1: Write the proportion equation
   854,200.69 : 1,857,871.69 = 1,857,871.69 : x
2. Step 2: Convert to fraction form
   854,200.69/1,857,871.69 = 1,857,871.69/x
3. Step 3: Cross multiply
   854,200.69x = 1,857,871.69 × 1,857,871.69
4. Step 4: Simplify right side
   854,200.69x = 3,451,687,207,214.10
5. Step 5: Solve for x
   x = 3,451,687,207,214.10/854,200.69
6. Step 6: Final answer
   x = 4,040,838.71