Finding the Fourth Proportional to 11,922.88, 17,890.80 and 5,002.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,922.88 : 17,890.80 = 5,002.24 : x
2. Step 2: Convert to fraction form
   11,922.88/17,890.80 = 5,002.24/x
3. Step 3: Cross multiply
   11,922.88x = 17,890.80 × 5,002.24
4. Step 4: Simplify right side
   11,922.88x = 89,494,075.39
5. Step 5: Solve for x
   x = 89,494,075.39/11,922.88
6. Step 6: Final answer
   x = 7,506.08