Finding the Third Proportional to 122,258 and 187,016

Step by Step Solution

1. Step 1: Write the proportion equation
   122,258 : 187,016 = 187,016 : x
2. Step 2: Convert to fraction form
   122,258/187,016 = 187,016/x
3. Step 3: Cross multiply
   122,258x = 187,016 × 187,016
4. Step 4: Simplify right side
   122,258x = 34,974,984,256
5. Step 5: Solve for x
   x = 34,974,984,256/122,258
6. Step 6: Final answer
   x = 286,075.22