Finding the Fourth Proportional to 11,768.58, 17,625.98 and 5,616.90

Step by Step Solution

1. Step 1: Write the proportion equation
   11,768.58 : 17,625.98 = 5,616.90 : x
2. Step 2: Convert to fraction form
   11,768.58/17,625.98 = 5,616.90/x
3. Step 3: Cross multiply
   11,768.58x = 17,625.98 × 5,616.90
4. Step 4: Simplify right side
   11,768.58x = 99,003,367.06
5. Step 5: Solve for x
   x = 99,003,367.06/11,768.58
6. Step 6: Final answer
   x = 8,412.52