Finding the Fourth Proportional to 2,103.40, 2,881.67 and 2,024.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.40 : 2,881.67 = 2,024.57 : x
2. Step 2: Convert to fraction form
   2,103.40/2,881.67 = 2,024.57/x
3. Step 3: Cross multiply
   2,103.40x = 2,881.67 × 2,024.57
4. Step 4: Simplify right side
   2,103.40x = 5,834,142.63
5. Step 5: Solve for x
   x = 5,834,142.63/2,103.40
6. Step 6: Final answer
   x = 2,773.67