Finding the Fourth Proportional to 8,985.01, 13,479.27 and 2,745.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,985.01 : 13,479.27 = 2,745.31 : x
2. Step 2: Convert to fraction form
   8,985.01/13,479.27 = 2,745.31/x
3. Step 3: Cross multiply
   8,985.01x = 13,479.27 × 2,745.31
4. Step 4: Simplify right side
   8,985.01x = 37,004,774.72
5. Step 5: Solve for x
   x = 37,004,774.72/8,985.01
6. Step 6: Final answer
   x = 4,118.50