Finding the Third Proportional to 117,860 and 188,150

Step by Step Solution

1. Step 1: Write the proportion equation
   117,860 : 188,150 = 188,150 : x
2. Step 2: Convert to fraction form
   117,860/188,150 = 188,150/x
3. Step 3: Cross multiply
   117,860x = 188,150 × 188,150
4. Step 4: Simplify right side
   117,860x = 35,400,422,500
5. Step 5: Solve for x
   x = 35,400,422,500/117,860
6. Step 6: Final answer
   x = 300,359.94