Finding the Fourth Proportional to 80,472.27, 120,719.34 and 27,885.86

Step by Step Solution

1. Step 1: Write the proportion equation
   80,472.27 : 120,719.34 = 27,885.86 : x
2. Step 2: Convert to fraction form
   80,472.27/120,719.34 = 27,885.86/x
3. Step 3: Cross multiply
   80,472.27x = 120,719.34 × 27,885.86
4. Step 4: Simplify right side
   80,472.27x = 3,366,362,614.53
5. Step 5: Solve for x
   x = 3,366,362,614.53/80,472.27
6. Step 6: Final answer
   x = 41,832.58