Finding the Fourth Proportional to 300,609, 414,840.54 and 166,473

Step by Step Solution

1. Step 1: Write the proportion equation
   300,609 : 414,840.54 = 166,473 : x
2. Step 2: Convert to fraction form
   300,609/414,840.54 = 166,473/x
3. Step 3: Cross multiply
   300,609x = 414,840.54 × 166,473
4. Step 4: Simplify right side
   300,609x = 69,059,749,215.42
5. Step 5: Solve for x
   x = 69,059,749,215.42/300,609
6. Step 6: Final answer
   x = 229,732.81