Finding the Fourth Proportional to 10.00, 15.00 and 5.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10.00 : 15.00 = 5.99 : x
2. Step 2: Convert to fraction form
   10.00/15.00 = 5.99/x
3. Step 3: Cross multiply
   10.00x = 15.00 × 5.99
4. Step 4: Simplify right side
   10.00x = 89.82
5. Step 5: Solve for x
   x = 89.82/10.00
6. Step 6: Final answer
   x = 8.99