Finding the Fourth Proportional to 12,300.56, 16,974.69 and 6,995.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300.56 : 16,974.69 = 6,995.38 : x
2. Step 2: Convert to fraction form
   12,300.56/16,974.69 = 6,995.38/x
3. Step 3: Cross multiply
   12,300.56x = 16,974.69 × 6,995.38
4. Step 4: Simplify right side
   12,300.56x = 118,744,406.93
5. Step 5: Solve for x
   x = 118,744,406.93/12,300.56
6. Step 6: Final answer
   x = 9,653.58