Finding the Third Proportional to 19,710.56 and 30,603.94

Step by Step Solution

1. Step 1: Write the proportion equation
   19,710.56 : 30,603.94 = 30,603.94 : x
2. Step 2: Convert to fraction form
   19,710.56/30,603.94 = 30,603.94/x
3. Step 3: Cross multiply
   19,710.56x = 30,603.94 × 30,603.94
4. Step 4: Simplify right side
   19,710.56x = 936,600,990.50
5. Step 5: Solve for x
   x = 936,600,990.50/19,710.56
6. Step 6: Final answer
   x = 47,517.72