Finding the Fourth Proportional to 5,124.32, 7,071.59 and 2,886.23

Step by Step Solution

1. Step 1: Write the proportion equation
   5,124.32 : 7,071.59 = 2,886.23 : x
2. Step 2: Convert to fraction form
   5,124.32/7,071.59 = 2,886.23/x
3. Step 3: Cross multiply
   5,124.32x = 7,071.59 × 2,886.23
4. Step 4: Simplify right side
   5,124.32x = 20,410,238.45
5. Step 5: Solve for x
   x = 20,410,238.45/5,124.32
6. Step 6: Final answer
   x = 3,983.01