Finding the Third Proportional to 9,102 and 19,521

Step by Step Solution

1. Step 1: Write the proportion equation
   9,102 : 19,521 = 19,521 : x
2. Step 2: Convert to fraction form
   9,102/19,521 = 19,521/x
3. Step 3: Cross multiply
   9,102x = 19,521 × 19,521
4. Step 4: Simplify right side
   9,102x = 381,069,441
5. Step 5: Solve for x
   x = 381,069,441/9,102
6. Step 6: Final answer
   x = 41,866.56