Finding the Fourth Proportional to 300,089.63, 414,131.86 and 164,131.62

Step by Step Solution

1. Step 1: Write the proportion equation
   300,089.63 : 414,131.86 = 164,131.62 : x
2. Step 2: Convert to fraction form
   300,089.63/414,131.86 = 164,131.62/x
3. Step 3: Cross multiply
   300,089.63x = 414,131.86 × 164,131.62
4. Step 4: Simplify right side
   300,089.63x = 67,972,131,150.56
5. Step 5: Solve for x
   x = 67,972,131,150.56/300,089.63
6. Step 6: Final answer
   x = 226,506.10