Finding the Third Proportional to 19,896.57 and 31,055.59

Step by Step Solution

1. Step 1: Write the proportion equation
   19,896.57 : 31,055.59 = 31,055.59 : x
2. Step 2: Convert to fraction form
   19,896.57/31,055.59 = 31,055.59/x
3. Step 3: Cross multiply
   19,896.57x = 31,055.59 × 31,055.59
4. Step 4: Simplify right side
   19,896.57x = 964,449,660.54
5. Step 5: Solve for x
   x = 964,449,660.54/19,896.57
6. Step 6: Final answer
   x = 48,473.15