Finding the Third Proportional to 17,278 and 27,073

Step by Step Solution

1. Step 1: Write the proportion equation
   17,278 : 27,073 = 27,073 : x
2. Step 2: Convert to fraction form
   17,278/27,073 = 27,073/x
3. Step 3: Cross multiply
   17,278x = 27,073 × 27,073
4. Step 4: Simplify right side
   17,278x = 732,947,329
5. Step 5: Solve for x
   x = 732,947,329/17,278
6. Step 6: Final answer
   x = 42,420.84