Finding the Fourth Proportional to 6,897.66, 9,522.72 and 5,279.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,897.66 : 9,522.72 = 5,279.52 : x
2. Step 2: Convert to fraction form
   6,897.66/9,522.72 = 5,279.52/x
3. Step 3: Cross multiply
   6,897.66x = 9,522.72 × 5,279.52
4. Step 4: Simplify right side
   6,897.66x = 50,275,390.69
5. Step 5: Solve for x
   x = 50,275,390.69/6,897.66
6. Step 6: Final answer
   x = 7,288.76