Finding the Third Proportional to 817,823 and 1,784,359

Step by Step Solution

1. Step 1: Write the proportion equation
   817,823 : 1,784,359 = 1,784,359 : x
2. Step 2: Convert to fraction form
   817,823/1,784,359 = 1,784,359/x
3. Step 3: Cross multiply
   817,823x = 1,784,359 × 1,784,359
4. Step 4: Simplify right side
   817,823x = 3,183,937,040,881
5. Step 5: Solve for x
   x = 3,183,937,040,881/817,823
6. Step 6: Final answer
   x = 3,893,185.98