Finding the Fourth Proportional to 5,436.50, 7,499.84 and 3,196.95

Step by Step Solution

1. Step 1: Write the proportion equation
   5,436.50 : 7,499.84 = 3,196.95 : x
2. Step 2: Convert to fraction form
   5,436.50/7,499.84 = 3,196.95/x
3. Step 3: Cross multiply
   5,436.50x = 7,499.84 × 3,196.95
4. Step 4: Simplify right side
   5,436.50x = 23,976,597.50
5. Step 5: Solve for x
   x = 23,976,597.50/5,436.50
6. Step 6: Final answer
   x = 4,410.30