Finding the Third Proportional to 851,625 and 1,854,450

Step by Step Solution

1. Step 1: Write the proportion equation
   851,625 : 1,854,450 = 1,854,450 : x
2. Step 2: Convert to fraction form
   851,625/1,854,450 = 1,854,450/x
3. Step 3: Cross multiply
   851,625x = 1,854,450 × 1,854,450
4. Step 4: Simplify right side
   851,625x = 3,438,984,802,500
5. Step 5: Solve for x
   x = 3,438,984,802,500/851,625
6. Step 6: Final answer
   x = 4,038,144.49