Finding the Fourth Proportional to 5,848.78, 8,071.43 and 3,196.35

Step by Step Solution

1. Step 1: Write the proportion equation
   5,848.78 : 8,071.43 = 3,196.35 : x
2. Step 2: Convert to fraction form
   5,848.78/8,071.43 = 3,196.35/x
3. Step 3: Cross multiply
   5,848.78x = 8,071.43 × 3,196.35
4. Step 4: Simplify right side
   5,848.78x = 25,799,115.28
5. Step 5: Solve for x
   x = 25,799,115.28/5,848.78
6. Step 6: Final answer
   x = 4,411.03