Finding the Fourth Proportional to 111,434.46, 167,147.37 and 28,330.62

Step by Step Solution

1. Step 1: Write the proportion equation
   111,434.46 : 167,147.37 = 28,330.62 : x
2. Step 2: Convert to fraction form
   111,434.46/167,147.37 = 28,330.62/x
3. Step 3: Cross multiply
   111,434.46x = 167,147.37 × 28,330.62
4. Step 4: Simplify right side
   111,434.46x = 4,735,388,623.47
5. Step 5: Solve for x
   x = 4,735,388,623.47/111,434.46
6. Step 6: Final answer
   x = 42,494.83