Finding the Fourth Proportional to 59.13, 88.63 and 50.15

Step by Step Solution

1. Step 1: Write the proportion equation
   59.13 : 88.63 = 50.15 : x
2. Step 2: Convert to fraction form
   59.13/88.63 = 50.15/x
3. Step 3: Cross multiply
   59.13x = 88.63 × 50.15
4. Step 4: Simplify right side
   59.13x = 4,444.89
5. Step 5: Solve for x
   x = 4,444.89/59.13
6. Step 6: Final answer
   x = 75.17