Finding the Third Proportional to 854,817 and 1,328,851.50

Step by Step Solution

1. Step 1: Write the proportion equation
   854,817 : 1,328,851.50 = 1,328,851.50 : x
2. Step 2: Convert to fraction form
   854,817/1,328,851.50 = 1,328,851.50/x
3. Step 3: Cross multiply
   854,817x = 1,328,851.50 × 1,328,851.50
4. Step 4: Simplify right side
   854,817x = 1,765,846,309,052.25
5. Step 5: Solve for x
   x = 1,765,846,309,052.25/854,817
6. Step 6: Final answer
   x = 2,065,759.47