Finding the Third Proportional to 16,456.50 and 34,087.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,456.50 : 34,087.50 = 34,087.50 : x
2. Step 2: Convert to fraction form
   16,456.50/34,087.50 = 34,087.50/x
3. Step 3: Cross multiply
   16,456.50x = 34,087.50 × 34,087.50
4. Step 4: Simplify right side
   16,456.50x = 1,161,957,656.25
5. Step 5: Solve for x
   x = 1,161,957,656.25/16,456.50
6. Step 6: Final answer
   x = 70,607.82