Finding the Third Proportional to 19,730.25 and 30,570.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,730.25 : 30,570.75 = 30,570.75 : x
2. Step 2: Convert to fraction form
   19,730.25/30,570.75 = 30,570.75/x
3. Step 3: Cross multiply
   19,730.25x = 30,570.75 × 30,570.75
4. Step 4: Simplify right side
   19,730.25x = 934,570,755.56
5. Step 5: Solve for x
   x = 934,570,755.56/19,730.25
6. Step 6: Final answer
   x = 47,367.41