Finding the Third Proportional to 173,844 and 418,656

Step by Step Solution

1. Step 1: Write the proportion equation
   173,844 : 418,656 = 418,656 : x
2. Step 2: Convert to fraction form
   173,844/418,656 = 418,656/x
3. Step 3: Cross multiply
   173,844x = 418,656 × 418,656
4. Step 4: Simplify right side
   173,844x = 175,272,846,336
5. Step 5: Solve for x
   x = 175,272,846,336/173,844
6. Step 6: Final answer
   x = 1,008,219.13