Finding the Fourth Proportional to 274,141.33, 410,897.10 and 171,604.71

Step by Step Solution

1. Step 1: Write the proportion equation
   274,141.33 : 410,897.10 = 171,604.71 : x
2. Step 2: Convert to fraction form
   274,141.33/410,897.10 = 171,604.71/x
3. Step 3: Cross multiply
   274,141.33x = 410,897.10 × 171,604.71
4. Step 4: Simplify right side
   274,141.33x = 70,511,878,328.86
5. Step 5: Solve for x
   x = 70,511,878,328.86/274,141.33
6. Step 6: Final answer
   x = 257,209.95