Finding the Fourth Proportional to 2,548.67, 3,822.32 and 904.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.67 : 3,822.32 = 904.77 : x
2. Step 2: Convert to fraction form
   2,548.67/3,822.32 = 904.77/x
3. Step 3: Cross multiply
   2,548.67x = 3,822.32 × 904.77
4. Step 4: Simplify right side
   2,548.67x = 3,458,322.73
5. Step 5: Solve for x
   x = 3,458,322.73/2,548.67
6. Step 6: Final answer
   x = 1,356.92