Finding the Third Proportional to 118,693.50 and 158,556

Step by Step Solution

1. Step 1: Write the proportion equation
   118,693.50 : 158,556 = 158,556 : x
2. Step 2: Convert to fraction form
   118,693.50/158,556 = 158,556/x
3. Step 3: Cross multiply
   118,693.50x = 158,556 × 158,556
4. Step 4: Simplify right side
   118,693.50x = 25,140,005,136
5. Step 5: Solve for x
   x = 25,140,005,136/118,693.50
6. Step 6: Final answer
   x = 211,806.08