Finding the Fourth Proportional to 2,500.38, 3,447.95 and 2,147.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.38 : 3,447.95 = 2,147.48 : x
2. Step 2: Convert to fraction form
   2,500.38/3,447.95 = 2,147.48/x
3. Step 3: Cross multiply
   2,500.38x = 3,447.95 × 2,147.48
4. Step 4: Simplify right side
   2,500.38x = 7,404,388.62
5. Step 5: Solve for x
   x = 7,404,388.62/2,500.38
6. Step 6: Final answer
   x = 2,961.30