Finding the Fourth Proportional to 13,196.93, 19,804.50 and 6,956.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,196.93 : 19,804.50 = 6,956.69 : x
2. Step 2: Convert to fraction form
   13,196.93/19,804.50 = 6,956.69/x
3. Step 3: Cross multiply
   13,196.93x = 19,804.50 × 6,956.69
4. Step 4: Simplify right side
   13,196.93x = 137,773,668.08
5. Step 5: Solve for x
   x = 137,773,668.08/13,196.93
6. Step 6: Final answer
   x = 10,439.83