Finding the Fourth Proportional to 5,124.41, 7,071.72 and 2,886.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,124.41 : 7,071.72 = 2,886.32 : x
2. Step 2: Convert to fraction form
   5,124.41/7,071.72 = 2,886.32/x
3. Step 3: Cross multiply
   5,124.41x = 7,071.72 × 2,886.32
4. Step 4: Simplify right side
   5,124.41x = 20,411,264.55
5. Step 5: Solve for x
   x = 20,411,264.55/5,124.41
6. Step 6: Final answer
   x = 3,983.14