Finding the Fourth Proportional to 10,336.81, 15,504.87 and 4,493.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,336.81 : 15,504.87 = 4,493.42 : x
2. Step 2: Convert to fraction form
   10,336.81/15,504.87 = 4,493.42/x
3. Step 3: Cross multiply
   10,336.81x = 15,504.87 × 4,493.42
4. Step 4: Simplify right side
   10,336.81x = 69,669,931.72
5. Step 5: Solve for x
   x = 69,669,931.72/10,336.81
6. Step 6: Final answer
   x = 6,739.99