Finding the Third Proportional to 497,286 and 1,085,658

Step by Step Solution

1. Step 1: Write the proportion equation
   497,286 : 1,085,658 = 1,085,658 : x
2. Step 2: Convert to fraction form
   497,286/1,085,658 = 1,085,658/x
3. Step 3: Cross multiply
   497,286x = 1,085,658 × 1,085,658
4. Step 4: Simplify right side
   497,286x = 1,178,653,292,964
5. Step 5: Solve for x
   x = 1,178,653,292,964/497,286
6. Step 6: Final answer
   x = 2,370,171.88