Finding the Third Proportional to 27,144 and 55,603

Step by Step Solution

1. Step 1: Write the proportion equation
   27,144 : 55,603 = 55,603 : x
2. Step 2: Convert to fraction form
   27,144/55,603 = 55,603/x
3. Step 3: Cross multiply
   27,144x = 55,603 × 55,603
4. Step 4: Simplify right side
   27,144x = 3,091,693,609
5. Step 5: Solve for x
   x = 3,091,693,609/27,144
6. Step 6: Final answer
   x = 113,899.71