Finding the Fourth Proportional to 10,992.48, 16,488.56 and 3,596.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,992.48 : 16,488.56 = 3,596.96 : x
2. Step 2: Convert to fraction form
   10,992.48/16,488.56 = 3,596.96/x
3. Step 3: Cross multiply
   10,992.48x = 16,488.56 × 3,596.96
4. Step 4: Simplify right side
   10,992.48x = 59,308,690.78
5. Step 5: Solve for x
   x = 59,308,690.78/10,992.48
6. Step 6: Final answer
   x = 5,395.39