Finding the Fourth Proportional to 2,444.48, 3,667.37 and 1,057.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,444.48 : 3,667.37 = 1,057.50 : x
2. Step 2: Convert to fraction form
   2,444.48/3,667.37 = 1,057.50/x
3. Step 3: Cross multiply
   2,444.48x = 3,667.37 × 1,057.50
4. Step 4: Simplify right side
   2,444.48x = 3,878,220.15
5. Step 5: Solve for x
   x = 3,878,220.15/2,444.48
6. Step 6: Final answer
   x = 1,586.52