Finding the Fourth Proportional to 111,642.72, 167,464.22 and 30,590.44

Step by Step Solution

1. Step 1: Write the proportion equation
   111,642.72 : 167,464.22 = 30,590.44 : x
2. Step 2: Convert to fraction form
   111,642.72/167,464.22 = 30,590.44/x
3. Step 3: Cross multiply
   111,642.72x = 167,464.22 × 30,590.44
4. Step 4: Simplify right side
   111,642.72x = 5,122,803,602.44
5. Step 5: Solve for x
   x = 5,122,803,602.44/111,642.72
6. Step 6: Final answer
   x = 45,885.69