Finding the Fourth Proportional to 1,805.33, 2,491.35 and 1,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,805.33 : 2,491.35 = 1,059.50 : x
2. Step 2: Convert to fraction form
   1,805.33/2,491.35 = 1,059.50/x
3. Step 3: Cross multiply
   1,805.33x = 2,491.35 × 1,059.50
4. Step 4: Simplify right side
   1,805.33x = 2,639,585.33
5. Step 5: Solve for x
   x = 2,639,585.33/1,805.33
6. Step 6: Final answer
   x = 1,462.11