Finding the Fourth Proportional to 2,544.41, 3,815.91 and 900.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544.41 : 3,815.91 = 900.06 : x
2. Step 2: Convert to fraction form
   2,544.41/3,815.91 = 900.06/x
3. Step 3: Cross multiply
   2,544.41x = 3,815.91 × 900.06
4. Step 4: Simplify right side
   2,544.41x = 3,434,547.95
5. Step 5: Solve for x
   x = 3,434,547.95/2,544.41
6. Step 6: Final answer
   x = 1,349.84