Finding the Fourth Proportional to 9,786.69, 13,506.54 and 5,594.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,786.69 : 13,506.54 = 5,594.13 : x
2. Step 2: Convert to fraction form
   9,786.69/13,506.54 = 5,594.13/x
3. Step 3: Cross multiply
   9,786.69x = 13,506.54 × 5,594.13
4. Step 4: Simplify right side
   9,786.69x = 75,557,340.61
5. Step 5: Solve for x
   x = 75,557,340.61/9,786.69
6. Step 6: Final answer
   x = 7,720.42