Finding the Third Proportional to 58.56 and 88.56

Step by Step Solution

1. Step 1: Write the proportion equation
   58.56 : 88.56 = 88.56 : x
2. Step 2: Convert to fraction form
   58.56/88.56 = 88.56/x
3. Step 3: Cross multiply
   58.56x = 88.56 × 88.56
4. Step 4: Simplify right side
   58.56x = 7,843.32
5. Step 5: Solve for x
   x = 7,843.32/58.56
6. Step 6: Final answer
   x = 133.93