Finding the Fourth Proportional to 11,031.54, 16,629.96 and 10,298.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,031.54 : 16,629.96 = 10,298.34 : x
2. Step 2: Convert to fraction form
   11,031.54/16,629.96 = 10,298.34/x
3. Step 3: Cross multiply
   11,031.54x = 16,629.96 × 10,298.34
4. Step 4: Simplify right side
   11,031.54x = 171,260,982.27
5. Step 5: Solve for x
   x = 171,260,982.27/11,031.54
6. Step 6: Final answer
   x = 15,524.67