Finding the Fourth Proportional to 269,548.48, 404,469.12 and 111,885.28

Step by Step Solution

1. Step 1: Write the proportion equation
   269,548.48 : 404,469.12 = 111,885.28 : x
2. Step 2: Convert to fraction form
   269,548.48/404,469.12 = 111,885.28/x
3. Step 3: Cross multiply
   269,548.48x = 404,469.12 × 111,885.28
4. Step 4: Simplify right side
   269,548.48x = 45,254,140,742.55
5. Step 5: Solve for x
   x = 45,254,140,742.55/269,548.48
6. Step 6: Final answer
   x = 167,888.69