Finding the Third Proportional to 375,849 and 819,535.50

Step by Step Solution

1. Step 1: Write the proportion equation
   375,849 : 819,535.50 = 819,535.50 : x
2. Step 2: Convert to fraction form
   375,849/819,535.50 = 819,535.50/x
3. Step 3: Cross multiply
   375,849x = 819,535.50 × 819,535.50
4. Step 4: Simplify right side
   375,849x = 671,638,435,760.25
5. Step 5: Solve for x
   x = 671,638,435,760.25/375,849
6. Step 6: Final answer
   x = 1,786,990.08