Finding the Fourth Proportional to 2,506.88, 3,763.56 and 2,124.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,506.88 : 3,763.56 = 2,124.56 : x
2. Step 2: Convert to fraction form
   2,506.88/3,763.56 = 2,124.56/x
3. Step 3: Cross multiply
   2,506.88x = 3,763.56 × 2,124.56
4. Step 4: Simplify right side
   2,506.88x = 7,995,909.03
5. Step 5: Solve for x
   x = 7,995,909.03/2,506.88
6. Step 6: Final answer
   x = 3,189.59