Finding the Fourth Proportional to 2,315.70, 3,196.16 and 1,476.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315.70 : 3,196.16 = 1,476.20 : x
2. Step 2: Convert to fraction form
   2,315.70/3,196.16 = 1,476.20/x
3. Step 3: Cross multiply
   2,315.70x = 3,196.16 × 1,476.20
4. Step 4: Simplify right side
   2,315.70x = 4,718,171.39
5. Step 5: Solve for x
   x = 4,718,171.39/2,315.70
6. Step 6: Final answer
   x = 2,037.47