Finding the Third Proportional to 375,178.50 and 819,234

Step by Step Solution

1. Step 1: Write the proportion equation
   375,178.50 : 819,234 = 819,234 : x
2. Step 2: Convert to fraction form
   375,178.50/819,234 = 819,234/x
3. Step 3: Cross multiply
   375,178.50x = 819,234 × 819,234
4. Step 4: Simplify right side
   375,178.50x = 671,144,346,756
5. Step 5: Solve for x
   x = 671,144,346,756/375,178.50
6. Step 6: Final answer
   x = 1,788,866.76