Finding the Third Proportional to 15,619.50 and 33,699.38

Step by Step Solution

1. Step 1: Write the proportion equation
   15,619.50 : 33,699.38 = 33,699.38 : x
2. Step 2: Convert to fraction form
   15,619.50/33,699.38 = 33,699.38/x
3. Step 3: Cross multiply
   15,619.50x = 33,699.38 × 33,699.38
4. Step 4: Simplify right side
   15,619.50x = 1,135,647,875.39
5. Step 5: Solve for x
   x = 1,135,647,875.39/15,619.50
6. Step 6: Final answer
   x = 72,707.06