Finding the Fourth Proportional to 5,196.32, 7,170.91 and 2,838.46

Step by Step Solution

1. Step 1: Write the proportion equation
   5,196.32 : 7,170.91 = 2,838.46 : x
2. Step 2: Convert to fraction form
   5,196.32/7,170.91 = 2,838.46/x
3. Step 3: Cross multiply
   5,196.32x = 7,170.91 × 2,838.46
4. Step 4: Simplify right side
   5,196.32x = 20,354,305.34
5. Step 5: Solve for x
   x = 20,354,305.34/5,196.32
6. Step 6: Final answer
   x = 3,917.07