Finding the Fourth Proportional to 1,503.52, 2,074.82 and 840.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503.52 : 2,074.82 = 840.33 : x
2. Step 2: Convert to fraction form
   1,503.52/2,074.82 = 840.33/x
3. Step 3: Cross multiply
   1,503.52x = 2,074.82 × 840.33
4. Step 4: Simplify right side
   1,503.52x = 1,743,529.29
5. Step 5: Solve for x
   x = 1,743,529.29/1,503.52
6. Step 6: Final answer
   x = 1,159.63