Finding the Third Proportional to 81,667.50 and 122,502

Step by Step Solution

1. Step 1: Write the proportion equation
   81,667.50 : 122,502 = 122,502 : x
2. Step 2: Convert to fraction form
   81,667.50/122,502 = 122,502/x
3. Step 3: Cross multiply
   81,667.50x = 122,502 × 122,502
4. Step 4: Simplify right side
   81,667.50x = 15,006,740,004
5. Step 5: Solve for x
   x = 15,006,740,004/81,667.50
6. Step 6: Final answer
   x = 183,754.13