Finding the Third Proportional to 98,622 and 213,010.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,622 : 213,010.50 = 213,010.50 : x
2. Step 2: Convert to fraction form
   98,622/213,010.50 = 213,010.50/x
3. Step 3: Cross multiply
   98,622x = 213,010.50 × 213,010.50
4. Step 4: Simplify right side
   98,622x = 45,373,473,110.25
5. Step 5: Solve for x
   x = 45,373,473,110.25/98,622
6. Step 6: Final answer
   x = 460,074.56