Finding the Fourth Proportional to 300,269.33, 414,368.15 and 164,301.72

Step by Step Solution

1. Step 1: Write the proportion equation
   300,269.33 : 414,368.15 = 164,301.72 : x
2. Step 2: Convert to fraction form
   300,269.33/414,368.15 = 164,301.72/x
3. Step 3: Cross multiply
   300,269.33x = 414,368.15 × 164,301.72
4. Step 4: Simplify right side
   300,269.33x = 68,081,398,936.71
5. Step 5: Solve for x
   x = 68,081,398,936.71/300,269.33
6. Step 6: Final answer
   x = 226,734.45