Finding the Fourth Proportional to 269,692.10, 404,700.15 and 111,904.10

Step by Step Solution

1. Step 1: Write the proportion equation
   269,692.10 : 404,700.15 = 111,904.10 : x
2. Step 2: Convert to fraction form
   269,692.10/404,700.15 = 111,904.10/x
3. Step 3: Cross multiply
   269,692.10x = 404,700.15 × 111,904.10
4. Step 4: Simplify right side
   269,692.10x = 45,287,606,055.62
5. Step 5: Solve for x
   x = 45,287,606,055.62/269,692.10
6. Step 6: Final answer
   x = 167,923.37