Finding the Third Proportional to 122,928.50 and 192,002

Step by Step Solution

1. Step 1: Write the proportion equation
   122,928.50 : 192,002 = 192,002 : x
2. Step 2: Convert to fraction form
   122,928.50/192,002 = 192,002/x
3. Step 3: Cross multiply
   122,928.50x = 192,002 × 192,002
4. Step 4: Simplify right side
   122,928.50x = 36,864,768,004
5. Step 5: Solve for x
   x = 36,864,768,004/122,928.50
6. Step 6: Final answer
   x = 299,887.89