Finding the Third Proportional to 90,110 and 141,351

Step by Step Solution

1. Step 1: Write the proportion equation
   90,110 : 141,351 = 141,351 : x
2. Step 2: Convert to fraction form
   90,110/141,351 = 141,351/x
3. Step 3: Cross multiply
   90,110x = 141,351 × 141,351
4. Step 4: Simplify right side
   90,110x = 19,980,105,201
5. Step 5: Solve for x
   x = 19,980,105,201/90,110
6. Step 6: Final answer
   x = 221,730.17