Finding the Fourth Proportional to 2,548.03, 3,822.12 and 904.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.03 : 3,822.12 = 904.70 : x
2. Step 2: Convert to fraction form
   2,548.03/3,822.12 = 904.70/x
3. Step 3: Cross multiply
   2,548.03x = 3,822.12 × 904.70
4. Step 4: Simplify right side
   2,548.03x = 3,457,877.27
5. Step 5: Solve for x
   x = 3,457,877.27/2,548.03
6. Step 6: Final answer
   x = 1,357.08