Finding the Fourth Proportional to 2,749.41, 4,124.16 and 900.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,749.41 : 4,124.16 = 900.72 : x
2. Step 2: Convert to fraction form
   2,749.41/4,124.16 = 900.72/x
3. Step 3: Cross multiply
   2,749.41x = 4,124.16 × 900.72
4. Step 4: Simplify right side
   2,749.41x = 3,714,713.40
5. Step 5: Solve for x
   x = 3,714,713.40/2,749.41
6. Step 6: Final answer
   x = 1,351.09