Finding the Fourth Proportional to 1,839.47, 2,530.49 and 1,614.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,839.47 : 2,530.49 = 1,614.42 : x
2. Step 2: Convert to fraction form
   1,839.47/2,530.49 = 1,614.42/x
3. Step 3: Cross multiply
   1,839.47x = 2,530.49 × 1,614.42
4. Step 4: Simplify right side
   1,839.47x = 4,085,265.59
5. Step 5: Solve for x
   x = 4,085,265.59/1,839.47
6. Step 6: Final answer
   x = 2,220.90