Finding the Fourth Proportional to 89.47, 123.51 and 59.97

Step by Step Solution

1. Step 1: Write the proportion equation
   89.47 : 123.51 = 59.97 : x
2. Step 2: Convert to fraction form
   89.47/123.51 = 59.97/x
3. Step 3: Cross multiply
   89.47x = 123.51 × 59.97
4. Step 4: Simplify right side
   89.47x = 7,406.89
5. Step 5: Solve for x
   x = 7,406.89/89.47
6. Step 6: Final answer
   x = 82.79