Finding the Fourth Proportional to 225,100.38, 310,626.93 and 123,105.99

Step by Step Solution

1. Step 1: Write the proportion equation
   225,100.38 : 310,626.93 = 123,105.99 : x
2. Step 2: Convert to fraction form
   225,100.38/310,626.93 = 123,105.99/x
3. Step 3: Cross multiply
   225,100.38x = 310,626.93 × 123,105.99
4. Step 4: Simplify right side
   225,100.38x = 38,240,035,738.31
5. Step 5: Solve for x
   x = 38,240,035,738.31/225,100.38
6. Step 6: Final answer
   x = 169,879.93