Finding the Third Proportional to 21,335 and 33,470

Step by Step Solution

1. Step 1: Write the proportion equation
   21,335 : 33,470 = 33,470 : x
2. Step 2: Convert to fraction form
   21,335/33,470 = 33,470/x
3. Step 3: Cross multiply
   21,335x = 33,470 × 33,470
4. Step 4: Simplify right side
   21,335x = 1,120,240,900
5. Step 5: Solve for x
   x = 1,120,240,900/21,335
6. Step 6: Final answer
   x = 52,507.19