Finding the Fourth Proportional to 111,351.90, 167,064.50 and 74,058.69

Step by Step Solution

1. Step 1: Write the proportion equation
   111,351.90 : 167,064.50 = 74,058.69 : x
2. Step 2: Convert to fraction form
   111,351.90/167,064.50 = 74,058.69/x
3. Step 3: Cross multiply
   111,351.90x = 167,064.50 × 74,058.69
4. Step 4: Simplify right side
   111,351.90x = 12,372,578,200.65
5. Step 5: Solve for x
   x = 12,372,578,200.65/111,351.90
6. Step 6: Final answer
   x = 111,112.41