Finding the Third Proportional to 13,218 and 17,973

Step by Step Solution

1. Step 1: Write the proportion equation
   13,218 : 17,973 = 17,973 : x
2. Step 2: Convert to fraction form
   13,218/17,973 = 17,973/x
3. Step 3: Cross multiply
   13,218x = 17,973 × 17,973
4. Step 4: Simplify right side
   13,218x = 323,028,729
5. Step 5: Solve for x
   x = 323,028,729/13,218
6. Step 6: Final answer
   x = 24,438.55