Finding the Third Proportional to 13,053 and 21,017

Step by Step Solution

1. Step 1: Write the proportion equation
   13,053 : 21,017 = 21,017 : x
2. Step 2: Convert to fraction form
   13,053/21,017 = 21,017/x
3. Step 3: Cross multiply
   13,053x = 21,017 × 21,017
4. Step 4: Simplify right side
   13,053x = 441,714,289
5. Step 5: Solve for x
   x = 441,714,289/13,053
6. Step 6: Final answer
   x = 33,840.06