Finding the Fourth Proportional to 10.37, 15.56 and 3.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10.37 : 15.56 = 3.61 : x
2. Step 2: Convert to fraction form
   10.37/15.56 = 3.61/x
3. Step 3: Cross multiply
   10.37x = 15.56 × 3.61
4. Step 4: Simplify right side
   10.37x = 56.17
5. Step 5: Solve for x
   x = 56.17/10.37
6. Step 6: Final answer
   x = 5.42