Finding the Third Proportional to 898,388.50 and 1,321,291.50

Step by Step Solution

1. Step 1: Write the proportion equation
   898,388.50 : 1,321,291.50 = 1,321,291.50 : x
2. Step 2: Convert to fraction form
   898,388.50/1,321,291.50 = 1,321,291.50/x
3. Step 3: Cross multiply
   898,388.50x = 1,321,291.50 × 1,321,291.50
4. Step 4: Simplify right side
   898,388.50x = 1,745,811,227,972.25
5. Step 5: Solve for x
   x = 1,745,811,227,972.25/898,388.50
6. Step 6: Final answer
   x = 1,943,269.79