Finding the Fourth Proportional to 1,908.41, 2,869.55 and 1,756.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,908.41 : 2,869.55 = 1,756.16 : x
2. Step 2: Convert to fraction form
   1,908.41/2,869.55 = 1,756.16/x
3. Step 3: Cross multiply
   1,908.41x = 2,869.55 × 1,756.16
4. Step 4: Simplify right side
   1,908.41x = 5,039,365.80
5. Step 5: Solve for x
   x = 5,039,365.80/1,908.41
6. Step 6: Final answer
   x = 2,640.61