Finding the Fourth Proportional to 6,814.19, 10,211.15 and 3,522.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,814.19 : 10,211.15 = 3,522.89 : x
2. Step 2: Convert to fraction form
   6,814.19/10,211.15 = 3,522.89/x
3. Step 3: Cross multiply
   6,814.19x = 10,211.15 × 3,522.89
4. Step 4: Simplify right side
   6,814.19x = 35,972,689.55
5. Step 5: Solve for x
   x = 35,972,689.55/6,814.19
6. Step 6: Final answer
   x = 5,279.09