Finding the Fourth Proportional to 2,031.99, 2,803.82 and 1,147.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.99 : 2,803.82 = 1,147.67 : x
2. Step 2: Convert to fraction form
   2,031.99/2,803.82 = 1,147.67/x
3. Step 3: Cross multiply
   2,031.99x = 2,803.82 × 1,147.67
4. Step 4: Simplify right side
   2,031.99x = 3,217,850.86
5. Step 5: Solve for x
   x = 3,217,850.86/2,031.99
6. Step 6: Final answer
   x = 1,583.60