Finding the Fourth Proportional to 2,310.81, 3,461.33 and 1,615.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.81 : 3,461.33 = 1,615.83 : x
2. Step 2: Convert to fraction form
   2,310.81/3,461.33 = 1,615.83/x
3. Step 3: Cross multiply
   2,310.81x = 3,461.33 × 1,615.83
4. Step 4: Simplify right side
   2,310.81x = 5,592,912.77
5. Step 5: Solve for x
   x = 5,592,912.77/2,310.81
6. Step 6: Final answer
   x = 2,420.33