Finding the Fourth Proportional to 2,619.02, 3,614.10 and 1,439.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619.02 : 3,614.10 = 1,439.93 : x
2. Step 2: Convert to fraction form
   2,619.02/3,614.10 = 1,439.93/x
3. Step 3: Cross multiply
   2,619.02x = 3,614.10 × 1,439.93
4. Step 4: Simplify right side
   2,619.02x = 5,204,051.01
5. Step 5: Solve for x
   x = 5,204,051.01/2,619.02
6. Step 6: Final answer
   x = 1,987.02