Finding the Fourth Proportional to 2,618.64, 3,613.56 and 1,499.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618.64 : 3,613.56 = 1,499.58 : x
2. Step 2: Convert to fraction form
   2,618.64/3,613.56 = 1,499.58/x
3. Step 3: Cross multiply
   2,618.64x = 3,613.56 × 1,499.58
4. Step 4: Simplify right side
   2,618.64x = 5,418,822.30
5. Step 5: Solve for x
   x = 5,418,822.30/2,618.64
6. Step 6: Final answer
   x = 2,069.33