Finding the Third Proportional to 98,773.50 and 213,504

Step by Step Solution

1. Step 1: Write the proportion equation
   98,773.50 : 213,504 = 213,504 : x
2. Step 2: Convert to fraction form
   98,773.50/213,504 = 213,504/x
3. Step 3: Cross multiply
   98,773.50x = 213,504 × 213,504
4. Step 4: Simplify right side
   98,773.50x = 45,583,958,016
5. Step 5: Solve for x
   x = 45,583,958,016/98,773.50
6. Step 6: Final answer
   x = 461,499.88