Finding the Fourth Proportional to 3,647.01, 5,033.59 and 2,154.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,647.01 : 5,033.59 = 2,154.86 : x
2. Step 2: Convert to fraction form
   3,647.01/5,033.59 = 2,154.86/x
3. Step 3: Cross multiply
   3,647.01x = 5,033.59 × 2,154.86
4. Step 4: Simplify right side
   3,647.01x = 10,846,681.75
5. Step 5: Solve for x
   x = 10,846,681.75/3,647.01
6. Step 6: Final answer
   x = 2,974.13