Finding the Fourth Proportional to 300,095.27, 414,125.61 and 164,128.77

Step by Step Solution

1. Step 1: Write the proportion equation
   300,095.27 : 414,125.61 = 164,128.77 : x
2. Step 2: Convert to fraction form
   300,095.27/414,125.61 = 164,128.77/x
3. Step 3: Cross multiply
   300,095.27x = 414,125.61 × 164,128.77
4. Step 4: Simplify right side
   300,095.27x = 67,969,926,994.80
5. Step 5: Solve for x
   x = 67,969,926,994.80/300,095.27
6. Step 6: Final answer
   x = 226,494.50