Finding the Third Proportional to 19,521 and 30,287.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,521 : 30,287.25 = 30,287.25 : x
2. Step 2: Convert to fraction form
   19,521/30,287.25 = 30,287.25/x
3. Step 3: Cross multiply
   19,521x = 30,287.25 × 30,287.25
4. Step 4: Simplify right side
   19,521x = 917,317,512.56
5. Step 5: Solve for x
   x = 917,317,512.56/19,521
6. Step 6: Final answer
   x = 46,991.32