Finding the Fourth Proportional to 1,803.79, 2,488.94 and 1,017.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,803.79 : 2,488.94 = 1,017.82 : x
2. Step 2: Convert to fraction form
   1,803.79/2,488.94 = 1,017.82/x
3. Step 3: Cross multiply
   1,803.79x = 2,488.94 × 1,017.82
4. Step 4: Simplify right side
   1,803.79x = 2,533,292.91
5. Step 5: Solve for x
   x = 2,533,292.91/1,803.79
6. Step 6: Final answer
   x = 1,404.43