Finding the Fourth Proportional to 2,485.68, 3,428.82 and 1,541.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485.68 : 3,428.82 = 1,541.04 : x
2. Step 2: Convert to fraction form
   2,485.68/3,428.82 = 1,541.04/x
3. Step 3: Cross multiply
   2,485.68x = 3,428.82 × 1,541.04
4. Step 4: Simplify right side
   2,485.68x = 5,283,948.77
5. Step 5: Solve for x
   x = 5,283,948.77/2,485.68
6. Step 6: Final answer
   x = 2,125.76