Finding the Third Proportional to 181,208 and 254,910

Step by Step Solution

1. Step 1: Write the proportion equation
   181,208 : 254,910 = 254,910 : x
2. Step 2: Convert to fraction form
   181,208/254,910 = 254,910/x
3. Step 3: Cross multiply
   181,208x = 254,910 × 254,910
4. Step 4: Simplify right side
   181,208x = 64,979,108,100
5. Step 5: Solve for x
   x = 64,979,108,100/181,208
6. Step 6: Final answer
   x = 358,588.52