Finding the Third Proportional to 209,229.75 and 453,222

Step by Step Solution

1. Step 1: Write the proportion equation
   209,229.75 : 453,222 = 453,222 : x
2. Step 2: Convert to fraction form
   209,229.75/453,222 = 453,222/x
3. Step 3: Cross multiply
   209,229.75x = 453,222 × 453,222
4. Step 4: Simplify right side
   209,229.75x = 205,410,181,284
5. Step 5: Solve for x
   x = 205,410,181,284/209,229.75
6. Step 6: Final answer
   x = 981,744.62