Finding the Fourth Proportional to 2,623.10, 3,619.88 and 1,504.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,623.10 : 3,619.88 = 1,504.10 : x
2. Step 2: Convert to fraction form
   2,623.10/3,619.88 = 1,504.10/x
3. Step 3: Cross multiply
   2,623.10x = 3,619.88 × 1,504.10
4. Step 4: Simplify right side
   2,623.10x = 5,444,661.51
5. Step 5: Solve for x
   x = 5,444,661.51/2,623.10
6. Step 6: Final answer
   x = 2,075.66