Finding the Fourth Proportional to 10,992.11, 16,490.18 and 3,596.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,992.11 : 16,490.18 = 3,596.98 : x
2. Step 2: Convert to fraction form
   10,992.11/16,490.18 = 3,596.98/x
3. Step 3: Cross multiply
   10,992.11x = 16,490.18 × 3,596.98
4. Step 4: Simplify right side
   10,992.11x = 59,314,815.42
5. Step 5: Solve for x
   x = 59,314,815.42/10,992.11
6. Step 6: Final answer
   x = 5,396.13