Finding the Third Proportional to 824,430 and 1,789,860

Step by Step Solution

1. Step 1: Write the proportion equation
   824,430 : 1,789,860 = 1,789,860 : x
2. Step 2: Convert to fraction form
   824,430/1,789,860 = 1,789,860/x
3. Step 3: Cross multiply
   824,430x = 1,789,860 × 1,789,860
4. Step 4: Simplify right side
   824,430x = 3,203,598,819,600
5. Step 5: Solve for x
   x = 3,203,598,819,600/824,430
6. Step 6: Final answer
   x = 3,885,834.84