Finding the Fourth Proportional to 10,993.67, 16,484.34 and 4,749.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,993.67 : 16,484.34 = 4,749.79 : x
2. Step 2: Convert to fraction form
   10,993.67/16,484.34 = 4,749.79/x
3. Step 3: Cross multiply
   10,993.67x = 16,484.34 × 4,749.79
4. Step 4: Simplify right side
   10,993.67x = 78,297,112.08
5. Step 5: Solve for x
   x = 78,297,112.08/10,993.67
6. Step 6: Final answer
   x = 7,122.02