Finding the Third Proportional to 141,574.50 and 308,016

Step by Step Solution

1. Step 1: Write the proportion equation
   141,574.50 : 308,016 = 308,016 : x
2. Step 2: Convert to fraction form
   141,574.50/308,016 = 308,016/x
3. Step 3: Cross multiply
   141,574.50x = 308,016 × 308,016
4. Step 4: Simplify right side
   141,574.50x = 94,873,856,256
5. Step 5: Solve for x
   x = 94,873,856,256/141,574.50
6. Step 6: Final answer
   x = 670,133.79