Finding the Fourth Proportional to 111,589.84, 167,390.52 and 28,484.56

Step by Step Solution

1. Step 1: Write the proportion equation
   111,589.84 : 167,390.52 = 28,484.56 : x
2. Step 2: Convert to fraction form
   111,589.84/167,390.52 = 28,484.56/x
3. Step 3: Cross multiply
   111,589.84x = 167,390.52 × 28,484.56
4. Step 4: Simplify right side
   111,589.84x = 4,768,045,310.37
5. Step 5: Solve for x
   x = 4,768,045,310.37/111,589.84
6. Step 6: Final answer
   x = 42,728.31