Finding the Fourth Proportional to 111,350.78, 167,062.82 and 74,057.57

Step by Step Solution

1. Step 1: Write the proportion equation
   111,350.78 : 167,062.82 = 74,057.57 : x
2. Step 2: Convert to fraction form
   111,350.78/167,062.82 = 74,057.57/x
3. Step 3: Cross multiply
   111,350.78x = 167,062.82 × 74,057.57
4. Step 4: Simplify right side
   111,350.78x = 12,372,265,280.95
5. Step 5: Solve for x
   x = 12,372,265,280.95/111,350.78
6. Step 6: Final answer
   x = 111,110.72