Finding the Third Proportional to 98,438.50 and 214,922

Step by Step Solution

1. Step 1: Write the proportion equation
   98,438.50 : 214,922 = 214,922 : x
2. Step 2: Convert to fraction form
   98,438.50/214,922 = 214,922/x
3. Step 3: Cross multiply
   98,438.50x = 214,922 × 214,922
4. Step 4: Simplify right side
   98,438.50x = 46,191,466,084
5. Step 5: Solve for x
   x = 46,191,466,084/98,438.50
6. Step 6: Final answer
   x = 469,241.87