Finding the Fourth Proportional to 410,684.52, 566,738.50 and 229,399.72

Step by Step Solution

1. Step 1: Write the proportion equation
   410,684.52 : 566,738.50 = 229,399.72 : x
2. Step 2: Convert to fraction form
   410,684.52/566,738.50 = 229,399.72/x
3. Step 3: Cross multiply
   410,684.52x = 566,738.50 × 229,399.72
4. Step 4: Simplify right side
   410,684.52x = 130,009,653,213.22
5. Step 5: Solve for x
   x = 130,009,653,213.22/410,684.52
6. Step 6: Final answer
   x = 316,568.19