Finding the Fourth Proportional to 2,447.01, 3,653.20 and 2,078.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,447.01 : 3,653.20 = 2,078.06 : x
2. Step 2: Convert to fraction form
   2,447.01/3,653.20 = 2,078.06/x
3. Step 3: Cross multiply
   2,447.01x = 3,653.20 × 2,078.06
4. Step 4: Simplify right side
   2,447.01x = 7,591,553.12
5. Step 5: Solve for x
   x = 7,591,553.12/2,447.01
6. Step 6: Final answer
   x = 3,102.38