Finding the Fourth Proportional to 1,248.82, 1,724.06 and 751.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248.82 : 1,724.06 = 751.57 : x
2. Step 2: Convert to fraction form
   1,248.82/1,724.06 = 751.57/x
3. Step 3: Cross multiply
   1,248.82x = 1,724.06 × 751.57
4. Step 4: Simplify right side
   1,248.82x = 1,295,748.02
5. Step 5: Solve for x
   x = 1,295,748.02/1,248.82
6. Step 6: Final answer
   x = 1,037.58