Finding the Fourth Proportional to 11,843.99, 17,762.89 and 3,521.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,843.99 : 17,762.89 = 3,521.76 : x
2. Step 2: Convert to fraction form
   11,843.99/17,762.89 = 3,521.76/x
3. Step 3: Cross multiply
   11,843.99x = 17,762.89 × 3,521.76
4. Step 4: Simplify right side
   11,843.99x = 62,556,635.49
5. Step 5: Solve for x
   x = 62,556,635.49/11,843.99
6. Step 6: Final answer
   x = 5,281.72