Finding the Fourth Proportional to 2,588.76, 3,882.24 and 1,402.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.76 : 3,882.24 = 1,402.56 : x
2. Step 2: Convert to fraction form
   2,588.76/3,882.24 = 1,402.56/x
3. Step 3: Cross multiply
   2,588.76x = 3,882.24 × 1,402.56
4. Step 4: Simplify right side
   2,588.76x = 5,445,074.53
5. Step 5: Solve for x
   x = 5,445,074.53/2,588.76
6. Step 6: Final answer
   x = 2,103.35