Finding the Fourth Proportional to 60.00, 89.51 and 58.10

Step by Step Solution

1. Step 1: Write the proportion equation
   60.00 : 89.51 = 58.10 : x
2. Step 2: Convert to fraction form
   60.00/89.51 = 58.10/x
3. Step 3: Cross multiply
   60.00x = 89.51 × 58.10
4. Step 4: Simplify right side
   60.00x = 5,199.79
5. Step 5: Solve for x
   x = 5,199.79/60.00
6. Step 6: Final answer
   x = 86.67