Finding the Third Proportional to 858,484 and 1,864,592

Step by Step Solution

1. Step 1: Write the proportion equation
   858,484 : 1,864,592 = 1,864,592 : x
2. Step 2: Convert to fraction form
   858,484/1,864,592 = 1,864,592/x
3. Step 3: Cross multiply
   858,484x = 1,864,592 × 1,864,592
4. Step 4: Simplify right side
   858,484x = 3,476,703,326,464
5. Step 5: Solve for x
   x = 3,476,703,326,464/858,484
6. Step 6: Final answer
   x = 4,049,817.27