Finding the Fourth Proportional to 1,904.02, 2,616.17 and 1,554.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,904.02 : 2,616.17 = 1,554.10 : x
2. Step 2: Convert to fraction form
   1,904.02/2,616.17 = 1,554.10/x
3. Step 3: Cross multiply
   1,904.02x = 2,616.17 × 1,554.10
4. Step 4: Simplify right side
   1,904.02x = 4,065,789.80
5. Step 5: Solve for x
   x = 4,065,789.80/1,904.02
6. Step 6: Final answer
   x = 2,135.37