Finding the Fourth Proportional to 111,596.84, 167,401.02 and 28,491.56

Step by Step Solution

1. Step 1: Write the proportion equation
   111,596.84 : 167,401.02 = 28,491.56 : x
2. Step 2: Convert to fraction form
   111,596.84/167,401.02 = 28,491.56/x
3. Step 3: Cross multiply
   111,596.84x = 167,401.02 × 28,491.56
4. Step 4: Simplify right side
   111,596.84x = 4,769,516,205.39
5. Step 5: Solve for x
   x = 4,769,516,205.39/111,596.84
6. Step 6: Final answer
   x = 42,738.81