Finding the Fourth Proportional to 2,592.72, 3,882.60 and 1,615.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.72 : 3,882.60 = 1,615.86 : x
2. Step 2: Convert to fraction form
   2,592.72/3,882.60 = 1,615.86/x
3. Step 3: Cross multiply
   2,592.72x = 3,882.60 × 1,615.86
4. Step 4: Simplify right side
   2,592.72x = 6,273,738.04
5. Step 5: Solve for x
   x = 6,273,738.04/2,592.72
6. Step 6: Final answer
   x = 2,419.75