Finding the Third Proportional to 17,961.75 and 27,570.38

Step by Step Solution

1. Step 1: Write the proportion equation
   17,961.75 : 27,570.38 = 27,570.38 : x
2. Step 2: Convert to fraction form
   17,961.75/27,570.38 = 27,570.38/x
3. Step 3: Cross multiply
   17,961.75x = 27,570.38 × 27,570.38
4. Step 4: Simplify right side
   17,961.75x = 760,125,577.64
5. Step 5: Solve for x
   x = 760,125,577.64/17,961.75
6. Step 6: Final answer
   x = 42,319.13