Finding the Fourth Proportional to 300,539, 414,743.82 and 166,411.64

Step by Step Solution

1. Step 1: Write the proportion equation
   300,539 : 414,743.82 = 166,411.64 : x
2. Step 2: Convert to fraction form
   300,539/414,743.82 = 166,411.64/x
3. Step 3: Cross multiply
   300,539x = 414,743.82 × 166,411.64
4. Step 4: Simplify right side
   300,539x = 69,018,199,266.06
5. Step 5: Solve for x
   x = 69,018,199,266.06/300,539
6. Step 6: Final answer
   x = 229,648.06