Finding the Fourth Proportional to 446,668.56, 616,499.82 and 274,734.27

Step by Step Solution

1. Step 1: Write the proportion equation
   446,668.56 : 616,499.82 = 274,734.27 : x
2. Step 2: Convert to fraction form
   446,668.56/616,499.82 = 274,734.27/x
3. Step 3: Cross multiply
   446,668.56x = 616,499.82 × 274,734.27
4. Step 4: Simplify right side
   446,668.56x = 169,373,628,002.83
5. Step 5: Solve for x
   x = 169,373,628,002.83/446,668.56
6. Step 6: Final answer
   x = 379,193.08