Finding the Third Proportional to 18,616 and 28,362.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,616 : 28,362.50 = 28,362.50 : x
2. Step 2: Convert to fraction form
   18,616/28,362.50 = 28,362.50/x
3. Step 3: Cross multiply
   18,616x = 28,362.50 × 28,362.50
4. Step 4: Simplify right side
   18,616x = 804,431,406.25
5. Step 5: Solve for x
   x = 804,431,406.25/18,616
6. Step 6: Final answer
   x = 43,211.83