Finding the Third Proportional to 118,957.50 and 158,589

Step by Step Solution

1. Step 1: Write the proportion equation
   118,957.50 : 158,589 = 158,589 : x
2. Step 2: Convert to fraction form
   118,957.50/158,589 = 158,589/x
3. Step 3: Cross multiply
   118,957.50x = 158,589 × 158,589
4. Step 4: Simplify right side
   118,957.50x = 25,150,470,921
5. Step 5: Solve for x
   x = 25,150,470,921/118,957.50
6. Step 6: Final answer
   x = 211,424.00