Finding the Fourth Proportional to 2,555.04, 3,526.02 and 1,623

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.04 : 3,526.02 = 1,623 : x
2. Step 2: Convert to fraction form
   2,555.04/3,526.02 = 1,623/x
3. Step 3: Cross multiply
   2,555.04x = 3,526.02 × 1,623
4. Step 4: Simplify right side
   2,555.04x = 5,722,730.46
5. Step 5: Solve for x
   x = 5,722,730.46/2,555.04
6. Step 6: Final answer
   x = 2,239.78