Finding the Third Proportional to 20,119.50 and 30,611.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,119.50 : 30,611.25 = 30,611.25 : x
2. Step 2: Convert to fraction form
   20,119.50/30,611.25 = 30,611.25/x
3. Step 3: Cross multiply
   20,119.50x = 30,611.25 × 30,611.25
4. Step 4: Simplify right side
   20,119.50x = 937,048,626.56
5. Step 5: Solve for x
   x = 937,048,626.56/20,119.50
6. Step 6: Final answer
   x = 46,574.15