Finding the Fourth Proportional to 2,618.33, 3,612.80 and 1,610.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618.33 : 3,612.80 = 1,610.69 : x
2. Step 2: Convert to fraction form
   2,618.33/3,612.80 = 1,610.69/x
3. Step 3: Cross multiply
   2,618.33x = 3,612.80 × 1,610.69
4. Step 4: Simplify right side
   2,618.33x = 5,819,086.79
5. Step 5: Solve for x
   x = 5,819,086.79/2,618.33
6. Step 6: Final answer
   x = 2,222.45