Finding the Fourth Proportional to 7,388.72, 10,196.58 and 4,031.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,388.72 : 10,196.58 = 4,031.67 : x
2. Step 2: Convert to fraction form
   7,388.72/10,196.58 = 4,031.67/x
3. Step 3: Cross multiply
   7,388.72x = 10,196.58 × 4,031.67
4. Step 4: Simplify right side
   7,388.72x = 41,109,299.04
5. Step 5: Solve for x
   x = 41,109,299.04/7,388.72
6. Step 6: Final answer
   x = 5,563.79