Finding the Fourth Proportional to 79,067.42, 109,179.52 and 56,475.71

Step by Step Solution

1. Step 1: Write the proportion equation
   79,067.42 : 109,179.52 = 56,475.71 : x
2. Step 2: Convert to fraction form
   79,067.42/109,179.52 = 56,475.71/x
3. Step 3: Cross multiply
   79,067.42x = 109,179.52 × 56,475.71
4. Step 4: Simplify right side
   79,067.42x = 6,165,990,222.37
5. Step 5: Solve for x
   x = 6,165,990,222.37/79,067.42
6. Step 6: Final answer
   x = 77,983.96