Finding the Fourth Proportional to 410,627.98, 566,610.61 and 229,316.79

Step by Step Solution

1. Step 1: Write the proportion equation
   410,627.98 : 566,610.61 = 229,316.79 : x
2. Step 2: Convert to fraction form
   410,627.98/566,610.61 = 229,316.79/x
3. Step 3: Cross multiply
   410,627.98x = 566,610.61 × 229,316.79
4. Step 4: Simplify right side
   410,627.98x = 129,933,325,059.42
5. Step 5: Solve for x
   x = 129,933,325,059.42/410,627.98
6. Step 6: Final answer
   x = 316,425.89