Finding the Fourth Proportional to 4,443.51, 6,131.88 and 2,454.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,443.51 : 6,131.88 = 2,454.15 : x
2. Step 2: Convert to fraction form
   4,443.51/6,131.88 = 2,454.15/x
3. Step 3: Cross multiply
   4,443.51x = 6,131.88 × 2,454.15
4. Step 4: Simplify right side
   4,443.51x = 15,048,553.30
5. Step 5: Solve for x
   x = 15,048,553.30/4,443.51
6. Step 6: Final answer
   x = 3,386.64