Finding the Fourth Proportional to 1,825.63, 2,519.59 and 1,080.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,825.63 : 2,519.59 = 1,080.22 : x
2. Step 2: Convert to fraction form
   1,825.63/2,519.59 = 1,080.22/x
3. Step 3: Cross multiply
   1,825.63x = 2,519.59 × 1,080.22
4. Step 4: Simplify right side
   1,825.63x = 2,721,711.51
5. Step 5: Solve for x
   x = 2,721,711.51/1,825.63
6. Step 6: Final answer
   x = 1,490.83