Finding the Fourth Proportional to 2,349.86, 3,520.00 and 1,113.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,349.86 : 3,520.00 = 1,113.52 : x
2. Step 2: Convert to fraction form
   2,349.86/3,520.00 = 1,113.52/x
3. Step 3: Cross multiply
   2,349.86x = 3,520.00 × 1,113.52
4. Step 4: Simplify right side
   2,349.86x = 3,919,576.73
5. Step 5: Solve for x
   x = 3,919,576.73/2,349.86
6. Step 6: Final answer
   x = 1,668.01