Finding the Fourth Proportional to 224,520.91, 336,540.33 and 111,978.80

Step by Step Solution

1. Step 1: Write the proportion equation
   224,520.91 : 336,540.33 = 111,978.80 : x
2. Step 2: Convert to fraction form
   224,520.91/336,540.33 = 111,978.80/x
3. Step 3: Cross multiply
   224,520.91x = 336,540.33 × 111,978.80
4. Step 4: Simplify right side
   224,520.91x = 37,685,380,622.30
5. Step 5: Solve for x
   x = 37,685,380,622.30/224,520.91
6. Step 6: Final answer
   x = 167,847.98