Finding the Third Proportional to 98,984.75 and 215,836

Step by Step Solution

1. Step 1: Write the proportion equation
   98,984.75 : 215,836 = 215,836 : x
2. Step 2: Convert to fraction form
   98,984.75/215,836 = 215,836/x
3. Step 3: Cross multiply
   98,984.75x = 215,836 × 215,836
4. Step 4: Simplify right side
   98,984.75x = 46,585,178,896
5. Step 5: Solve for x
   x = 46,585,178,896/98,984.75
6. Step 6: Final answer
   x = 470,629.86