Finding the Third Proportional to 89,167.50 and 122,269.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,167.50 : 122,269.50 = 122,269.50 : x
2. Step 2: Convert to fraction form
   89,167.50/122,269.50 = 122,269.50/x
3. Step 3: Cross multiply
   89,167.50x = 122,269.50 × 122,269.50
4. Step 4: Simplify right side
   89,167.50x = 14,949,830,630.25
5. Step 5: Solve for x
   x = 14,949,830,630.25/89,167.50
6. Step 6: Final answer
   x = 167,660.09