Finding the Third Proportional to 91,758 and 141,811

Step by Step Solution

1. Step 1: Write the proportion equation
   91,758 : 141,811 = 141,811 : x
2. Step 2: Convert to fraction form
   91,758/141,811 = 141,811/x
3. Step 3: Cross multiply
   91,758x = 141,811 × 141,811
4. Step 4: Simplify right side
   91,758x = 20,110,359,721
5. Step 5: Solve for x
   x = 20,110,359,721/91,758
6. Step 6: Final answer
   x = 219,167.37