Finding the Third Proportional to 225,981 and 470,685.38

Step by Step Solution

1. Step 1: Write the proportion equation
   225,981 : 470,685.38 = 470,685.38 : x
2. Step 2: Convert to fraction form
   225,981/470,685.38 = 470,685.38/x
3. Step 3: Cross multiply
   225,981x = 470,685.38 × 470,685.38
4. Step 4: Simplify right side
   225,981x = 221,544,722,238.89
5. Step 5: Solve for x
   x = 221,544,722,238.89/225,981
6. Step 6: Final answer
   x = 980,368.80