Finding the Third Proportional to 118,910 and 174,099

Step by Step Solution

1. Step 1: Write the proportion equation
   118,910 : 174,099 = 174,099 : x
2. Step 2: Convert to fraction form
   118,910/174,099 = 174,099/x
3. Step 3: Cross multiply
   118,910x = 174,099 × 174,099
4. Step 4: Simplify right side
   118,910x = 30,310,461,801
5. Step 5: Solve for x
   x = 30,310,461,801/118,910
6. Step 6: Final answer
   x = 254,902.55