Finding the Fourth Proportional to 5,970.79, 8,958.72 and 3,196.75

Step by Step Solution

1. Step 1: Write the proportion equation
   5,970.79 : 8,958.72 = 3,196.75 : x
2. Step 2: Convert to fraction form
   5,970.79/8,958.72 = 3,196.75/x
3. Step 3: Cross multiply
   5,970.79x = 8,958.72 × 3,196.75
4. Step 4: Simplify right side
   5,970.79x = 28,638,788.16
5. Step 5: Solve for x
   x = 28,638,788.16/5,970.79
6. Step 6: Final answer
   x = 4,796.48