Finding the Fourth Proportional to 300,532, 414,747.12 and 166,396

Step by Step Solution

1. Step 1: Write the proportion equation
   300,532 : 414,747.12 = 166,396 : x
2. Step 2: Convert to fraction form
   300,532/414,747.12 = 166,396/x
3. Step 3: Cross multiply
   300,532x = 414,747.12 × 166,396
4. Step 4: Simplify right side
   300,532x = 69,012,261,779.52
5. Step 5: Solve for x
   x = 69,012,261,779.52/300,532
6. Step 6: Final answer
   x = 229,633.66