Finding the Third Proportional to 116,904 and 254,868

Step by Step Solution

1. Step 1: Write the proportion equation
   116,904 : 254,868 = 254,868 : x
2. Step 2: Convert to fraction form
   116,904/254,868 = 254,868/x
3. Step 3: Cross multiply
   116,904x = 254,868 × 254,868
4. Step 4: Simplify right side
   116,904x = 64,957,697,424
5. Step 5: Solve for x
   x = 64,957,697,424/116,904
6. Step 6: Final answer
   x = 555,649.91