Finding the Third Proportional to 370,714.50 and 809,388

Step by Step Solution

1. Step 1: Write the proportion equation
   370,714.50 : 809,388 = 809,388 : x
2. Step 2: Convert to fraction form
   370,714.50/809,388 = 809,388/x
3. Step 3: Cross multiply
   370,714.50x = 809,388 × 809,388
4. Step 4: Simplify right side
   370,714.50x = 655,108,934,544
5. Step 5: Solve for x
   x = 655,108,934,544/370,714.50
6. Step 6: Final answer
   x = 1,767,152.17