Finding the Fourth Proportional to 1,839.65, 2,538.30 and 1,342.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,839.65 : 2,538.30 = 1,342.56 : x
2. Step 2: Convert to fraction form
   1,839.65/2,538.30 = 1,342.56/x
3. Step 3: Cross multiply
   1,839.65x = 2,538.30 × 1,342.56
4. Step 4: Simplify right side
   1,839.65x = 3,407,820.05
5. Step 5: Solve for x
   x = 3,407,820.05/1,839.65
6. Step 6: Final answer
   x = 1,852.43