Finding the Fourth Proportional to 410,201.34, 566,076.72 and 228,911.34

Step by Step Solution

1. Step 1: Write the proportion equation
   410,201.34 : 566,076.72 = 228,911.34 : x
2. Step 2: Convert to fraction form
   410,201.34/566,076.72 = 228,911.34/x
3. Step 3: Cross multiply
   410,201.34x = 566,076.72 × 228,911.34
4. Step 4: Simplify right side
   410,201.34x = 129,581,380,518.01
5. Step 5: Solve for x
   x = 129,581,380,518.01/410,201.34
6. Step 6: Final answer
   x = 315,897.02