Finding the Third Proportional to 105,816 and 141,066

Step by Step Solution

1. Step 1: Write the proportion equation
   105,816 : 141,066 = 141,066 : x
2. Step 2: Convert to fraction form
   105,816/141,066 = 141,066/x
3. Step 3: Cross multiply
   105,816x = 141,066 × 141,066
4. Step 4: Simplify right side
   105,816x = 19,899,616,356
5. Step 5: Solve for x
   x = 19,899,616,356/105,816
6. Step 6: Final answer
   x = 188,058.67