Finding the Fourth Proportional to 1,818.53, 2,509.59 and 1,032.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,818.53 : 2,509.59 = 1,032.60 : x
2. Step 2: Convert to fraction form
   1,818.53/2,509.59 = 1,032.60/x
3. Step 3: Cross multiply
   1,818.53x = 2,509.59 × 1,032.60
4. Step 4: Simplify right side
   1,818.53x = 2,591,390.09
5. Step 5: Solve for x
   x = 2,591,390.09/1,818.53
6. Step 6: Final answer
   x = 1,424.99