Finding the Third Proportional to 118,276 and 188,099

Step by Step Solution

1. Step 1: Write the proportion equation
   118,276 : 188,099 = 188,099 : x
2. Step 2: Convert to fraction form
   118,276/188,099 = 188,099/x
3. Step 3: Cross multiply
   118,276x = 188,099 × 188,099
4. Step 4: Simplify right side
   118,276x = 35,381,233,801
5. Step 5: Solve for x
   x = 35,381,233,801/118,276
6. Step 6: Final answer
   x = 299,141.28