Finding the Third Proportional to 122,817.94 and 195,298.59

Step by Step Solution

1. Step 1: Write the proportion equation
   122,817.94 : 195,298.59 = 195,298.59 : x
2. Step 2: Convert to fraction form
   122,817.94/195,298.59 = 195,298.59/x
3. Step 3: Cross multiply
   122,817.94x = 195,298.59 × 195,298.59
4. Step 4: Simplify right side
   122,817.94x = 38,141,540,720.73
5. Step 5: Solve for x
   x = 38,141,540,720.73/122,817.94
6. Step 6: Final answer
   x = 310,553.50