Finding the Third Proportional to 559,326 and 839,049

Step by Step Solution

1. Step 1: Write the proportion equation
   559,326 : 839,049 = 839,049 : x
2. Step 2: Convert to fraction form
   559,326/839,049 = 839,049/x
3. Step 3: Cross multiply
   559,326x = 839,049 × 839,049
4. Step 4: Simplify right side
   559,326x = 704,003,224,401
5. Step 5: Solve for x
   x = 704,003,224,401/559,326
6. Step 6: Final answer
   x = 1,258,663.51