Finding the Fourth Proportional to 4,071.52, 6,109.98 and 3,522.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,071.52 : 6,109.98 = 3,522.88 : x
2. Step 2: Convert to fraction form
   4,071.52/6,109.98 = 3,522.88/x
3. Step 3: Cross multiply
   4,071.52x = 6,109.98 × 3,522.88
4. Step 4: Simplify right side
   4,071.52x = 21,524,726.34
5. Step 5: Solve for x
   x = 21,524,726.34/4,071.52
6. Step 6: Final answer
   x = 5,286.66