Finding the Fourth Proportional to 11,069.49, 16,596.27 and 5,222.91

Step by Step Solution

1. Step 1: Write the proportion equation
   11,069.49 : 16,596.27 = 5,222.91 : x
2. Step 2: Convert to fraction form
   11,069.49/16,596.27 = 5,222.91/x
3. Step 3: Cross multiply
   11,069.49x = 16,596.27 × 5,222.91
4. Step 4: Simplify right side
   11,069.49x = 86,680,824.55
5. Step 5: Solve for x
   x = 86,680,824.55/11,069.49
6. Step 6: Final answer
   x = 7,830.61