Finding the Fourth Proportional to 1,250.63, 1,724.57 and 1,074.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.63 : 1,724.57 = 1,074.18 : x
2. Step 2: Convert to fraction form
   1,250.63/1,724.57 = 1,074.18/x
3. Step 3: Cross multiply
   1,250.63x = 1,724.57 × 1,074.18
4. Step 4: Simplify right side
   1,250.63x = 1,852,498.60
5. Step 5: Solve for x
   x = 1,852,498.60/1,250.63
6. Step 6: Final answer
   x = 1,481.25