Finding the Fourth Proportional to 1,738.41, 2,382.91 and 1,715.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,738.41 : 2,382.91 = 1,715.05 : x
2. Step 2: Convert to fraction form
   1,738.41/2,382.91 = 1,715.05/x
3. Step 3: Cross multiply
   1,738.41x = 2,382.91 × 1,715.05
4. Step 4: Simplify right side
   1,738.41x = 4,086,808.49
5. Step 5: Solve for x
   x = 4,086,808.49/1,738.41
6. Step 6: Final answer
   x = 2,350.89