Finding the Third Proportional to 369,018.75 and 799,243.50

Step by Step Solution

1. Step 1: Write the proportion equation
   369,018.75 : 799,243.50 = 799,243.50 : x
2. Step 2: Convert to fraction form
   369,018.75/799,243.50 = 799,243.50/x
3. Step 3: Cross multiply
   369,018.75x = 799,243.50 × 799,243.50
4. Step 4: Simplify right side
   369,018.75x = 638,790,172,292.25
5. Step 5: Solve for x
   x = 638,790,172,292.25/369,018.75
6. Step 6: Final answer
   x = 1,731,050.72