Finding the Fourth Proportional to 2,619.11, 3,613.35 and 1,499.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619.11 : 3,613.35 = 1,499.45 : x
2. Step 2: Convert to fraction form
   2,619.11/3,613.35 = 1,499.45/x
3. Step 3: Cross multiply
   2,619.11x = 3,613.35 × 1,499.45
4. Step 4: Simplify right side
   2,619.11x = 5,418,041.32
5. Step 5: Solve for x
   x = 5,418,041.32/2,619.11
6. Step 6: Final answer
   x = 2,068.66