Finding the Third Proportional to 383,989.50 and 826,848

Step by Step Solution

1. Step 1: Write the proportion equation
   383,989.50 : 826,848 = 826,848 : x
2. Step 2: Convert to fraction form
   383,989.50/826,848 = 826,848/x
3. Step 3: Cross multiply
   383,989.50x = 826,848 × 826,848
4. Step 4: Simplify right side
   383,989.50x = 683,677,615,104
5. Step 5: Solve for x
   x = 683,677,615,104/383,989.50
6. Step 6: Final answer
   x = 1,780,459.14