Finding the Third Proportional to 118,665 and 158,514.75

Step by Step Solution

1. Step 1: Write the proportion equation
   118,665 : 158,514.75 = 158,514.75 : x
2. Step 2: Convert to fraction form
   118,665/158,514.75 = 158,514.75/x
3. Step 3: Cross multiply
   118,665x = 158,514.75 × 158,514.75
4. Step 4: Simplify right side
   118,665x = 25,126,925,967.56
5. Step 5: Solve for x
   x = 25,126,925,967.56/118,665
6. Step 6: Final answer
   x = 211,746.73