Finding the Third Proportional to 851,294.50 and 1,269,559.50

Step by Step Solution

1. Step 1: Write the proportion equation
   851,294.50 : 1,269,559.50 = 1,269,559.50 : x
2. Step 2: Convert to fraction form
   851,294.50/1,269,559.50 = 1,269,559.50/x
3. Step 3: Cross multiply
   851,294.50x = 1,269,559.50 × 1,269,559.50
4. Step 4: Simplify right side
   851,294.50x = 1,611,781,324,040.25
5. Step 5: Solve for x
   x = 1,611,781,324,040.25/851,294.50
6. Step 6: Final answer
   x = 1,893,329.89