Finding the Fourth Proportional to 1,798.84, 2,484.35 and 1,405.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,798.84 : 2,484.35 = 1,405.27 : x
2. Step 2: Convert to fraction form
   1,798.84/2,484.35 = 1,405.27/x
3. Step 3: Cross multiply
   1,798.84x = 2,484.35 × 1,405.27
4. Step 4: Simplify right side
   1,798.84x = 3,491,182.52
5. Step 5: Solve for x
   x = 3,491,182.52/1,798.84
6. Step 6: Final answer
   x = 1,940.80