Finding the Fourth Proportional to 11,899.98, 17,843.80 and 5,233.80

Step by Step Solution

1. Step 1: Write the proportion equation
   11,899.98 : 17,843.80 = 5,233.80 : x
2. Step 2: Convert to fraction form
   11,899.98/17,843.80 = 5,233.80/x
3. Step 3: Cross multiply
   11,899.98x = 17,843.80 × 5,233.80
4. Step 4: Simplify right side
   11,899.98x = 93,390,880.44
5. Step 5: Solve for x
   x = 93,390,880.44/11,899.98
6. Step 6: Final answer
   x = 7,847.99