Finding the Fourth Proportional to 10,883.42, 15,014.79 and 7,105.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,883.42 : 15,014.79 = 7,105.37 : x
2. Step 2: Convert to fraction form
   10,883.42/15,014.79 = 7,105.37/x
3. Step 3: Cross multiply
   10,883.42x = 15,014.79 × 7,105.37
4. Step 4: Simplify right side
   10,883.42x = 106,685,563.35
5. Step 5: Solve for x
   x = 106,685,563.35/10,883.42
6. Step 6: Final answer
   x = 9,802.58