Finding the Fourth Proportional to 13,926.04, 19,216.72 and 7,956.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,926.04 : 19,216.72 = 7,956.52 : x
2. Step 2: Convert to fraction form
   13,926.04/19,216.72 = 7,956.52/x
3. Step 3: Cross multiply
   13,926.04x = 19,216.72 × 7,956.52
4. Step 4: Simplify right side
   13,926.04x = 152,898,217.01
5. Step 5: Solve for x
   x = 152,898,217.01/13,926.04
6. Step 6: Final answer
   x = 10,979.30