Finding the Third Proportional to 9,240 and 19,803

Step by Step Solution

1. Step 1: Write the proportion equation
   9,240 : 19,803 = 19,803 : x
2. Step 2: Convert to fraction form
   9,240/19,803 = 19,803/x
3. Step 3: Cross multiply
   9,240x = 19,803 × 19,803
4. Step 4: Simplify right side
   9,240x = 392,158,809
5. Step 5: Solve for x
   x = 392,158,809/9,240
6. Step 6: Final answer
   x = 42,441.43