Finding the Third Proportional to 858,498 and 1,864,614

Step by Step Solution

1. Step 1: Write the proportion equation
   858,498 : 1,864,614 = 1,864,614 : x
2. Step 2: Convert to fraction form
   858,498/1,864,614 = 1,864,614/x
3. Step 3: Cross multiply
   858,498x = 1,864,614 × 1,864,614
4. Step 4: Simplify right side
   858,498x = 3,476,785,368,996
5. Step 5: Solve for x
   x = 3,476,785,368,996/858,498
6. Step 6: Final answer
   x = 4,049,846.79