Finding the Third Proportional to 92,450 and 142,131

Step by Step Solution

1. Step 1: Write the proportion equation
   92,450 : 142,131 = 142,131 : x
2. Step 2: Convert to fraction form
   92,450/142,131 = 142,131/x
3. Step 3: Cross multiply
   92,450x = 142,131 × 142,131
4. Step 4: Simplify right side
   92,450x = 20,201,221,161
5. Step 5: Solve for x
   x = 20,201,221,161/92,450
6. Step 6: Final answer
   x = 218,509.69