Finding the Fourth Proportional to 10,990.52, 16,488.36 and 3,594.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,990.52 : 16,488.36 = 3,594.95 : x
2. Step 2: Convert to fraction form
   10,990.52/16,488.36 = 3,594.95/x
3. Step 3: Cross multiply
   10,990.52x = 16,488.36 × 3,594.95
4. Step 4: Simplify right side
   10,990.52x = 59,274,747.34
5. Step 5: Solve for x
   x = 59,274,747.34/10,990.52
6. Step 6: Final answer
   x = 5,393.26