Finding the Third Proportional to 19,621.50 and 30,022.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,621.50 : 30,022.50 = 30,022.50 : x
2. Step 2: Convert to fraction form
   19,621.50/30,022.50 = 30,022.50/x
3. Step 3: Cross multiply
   19,621.50x = 30,022.50 × 30,022.50
4. Step 4: Simplify right side
   19,621.50x = 901,350,506.25
5. Step 5: Solve for x
   x = 901,350,506.25/19,621.50
6. Step 6: Final answer
   x = 45,936.88