Finding the Fourth Proportional to 11,516.79, 17,276.42 and 3,196.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,516.79 : 17,276.42 = 3,196.84 : x
2. Step 2: Convert to fraction form
   11,516.79/17,276.42 = 3,196.84/x
3. Step 3: Cross multiply
   11,516.79x = 17,276.42 × 3,196.84
4. Step 4: Simplify right side
   11,516.79x = 55,229,902.14
5. Step 5: Solve for x
   x = 55,229,902.14/11,516.79
6. Step 6: Final answer
   x = 4,795.60