Finding the Third Proportional to 858,296 and 1,827,472

Step by Step Solution

1. Step 1: Write the proportion equation
   858,296 : 1,827,472 = 1,827,472 : x
2. Step 2: Convert to fraction form
   858,296/1,827,472 = 1,827,472/x
3. Step 3: Cross multiply
   858,296x = 1,827,472 × 1,827,472
4. Step 4: Simplify right side
   858,296x = 3,339,653,910,784
5. Step 5: Solve for x
   x = 3,339,653,910,784/858,296
6. Step 6: Final answer
   x = 3,891,028.17