Finding the Third Proportional to 18,487.50 and 30,038.25

Step by Step Solution

1. Step 1: Write the proportion equation
   18,487.50 : 30,038.25 = 30,038.25 : x
2. Step 2: Convert to fraction form
   18,487.50/30,038.25 = 30,038.25/x
3. Step 3: Cross multiply
   18,487.50x = 30,038.25 × 30,038.25
4. Step 4: Simplify right side
   18,487.50x = 902,296,463.06
5. Step 5: Solve for x
   x = 902,296,463.06/18,487.50
6. Step 6: Final answer
   x = 48,805.76