Finding the Third Proportional to 105,020 and 141,492

Step by Step Solution

1. Step 1: Write the proportion equation
   105,020 : 141,492 = 141,492 : x
2. Step 2: Convert to fraction form
   105,020/141,492 = 141,492/x
3. Step 3: Cross multiply
   105,020x = 141,492 × 141,492
4. Step 4: Simplify right side
   105,020x = 20,019,986,064
5. Step 5: Solve for x
   x = 20,019,986,064/105,020
6. Step 6: Final answer
   x = 190,630.22