Finding the Fourth Proportional to 10,855.56, 14,979.72 and 6,141

Step by Step Solution

1. Step 1: Write the proportion equation
   10,855.56 : 14,979.72 = 6,141 : x
2. Step 2: Convert to fraction form
   10,855.56/14,979.72 = 6,141/x
3. Step 3: Cross multiply
   10,855.56x = 14,979.72 × 6,141
4. Step 4: Simplify right side
   10,855.56x = 91,990,460.52
5. Step 5: Solve for x
   x = 91,990,460.52/10,855.56
6. Step 6: Final answer
   x = 8,474.04