Finding the Third Proportional to 729,167 and 1,141,243.50

Step by Step Solution

1. Step 1: Write the proportion equation
   729,167 : 1,141,243.50 = 1,141,243.50 : x
2. Step 2: Convert to fraction form
   729,167/1,141,243.50 = 1,141,243.50/x
3. Step 3: Cross multiply
   729,167x = 1,141,243.50 × 1,141,243.50
4. Step 4: Simplify right side
   729,167x = 1,302,436,726,292.25
5. Step 5: Solve for x
   x = 1,302,436,726,292.25/729,167
6. Step 6: Final answer
   x = 1,786,198.12