Finding the Fourth Proportional to 10,991.59, 16,483.69 and 3,594.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,991.59 : 16,483.69 = 3,594.33 : x
2. Step 2: Convert to fraction form
   10,991.59/16,483.69 = 3,594.33/x
3. Step 3: Cross multiply
   10,991.59x = 16,483.69 × 3,594.33
4. Step 4: Simplify right side
   10,991.59x = 59,247,821.48
5. Step 5: Solve for x
   x = 59,247,821.48/10,991.59
6. Step 6: Final answer
   x = 5,390.29