Finding the Fourth Proportional to 5,970.80, 8,958.72 and 3,196.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,970.80 : 8,958.72 = 3,196.76 : x
2. Step 2: Convert to fraction form
   5,970.80/8,958.72 = 3,196.76/x
3. Step 3: Cross multiply
   5,970.80x = 8,958.72 × 3,196.76
4. Step 4: Simplify right side
   5,970.80x = 28,638,877.75
5. Step 5: Solve for x
   x = 28,638,877.75/5,970.80
6. Step 6: Final answer
   x = 4,796.49