Finding the Third Proportional to 19,957.13 and 30,019.31

Step by Step Solution

1. Step 1: Write the proportion equation
   19,957.13 : 30,019.31 = 30,019.31 : x
2. Step 2: Convert to fraction form
   19,957.13/30,019.31 = 30,019.31/x
3. Step 3: Cross multiply
   19,957.13x = 30,019.31 × 30,019.31
4. Step 4: Simplify right side
   19,957.13x = 901,159,122.97
5. Step 5: Solve for x
   x = 901,159,122.97/19,957.13
6. Step 6: Final answer
   x = 45,154.76