Finding the Fourth Proportional to 11,227.98, 16,834.44 and 5,381.40

Step by Step Solution

1. Step 1: Write the proportion equation
   11,227.98 : 16,834.44 = 5,381.40 : x
2. Step 2: Convert to fraction form
   11,227.98/16,834.44 = 5,381.40/x
3. Step 3: Cross multiply
   11,227.98x = 16,834.44 × 5,381.40
4. Step 4: Simplify right side
   11,227.98x = 90,592,855.42
5. Step 5: Solve for x
   x = 90,592,855.42/11,227.98
6. Step 6: Final answer
   x = 8,068.49