Finding the Fourth Proportional to 3,196.67, 4,411.41 and 1,870.13

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.67 : 4,411.41 = 1,870.13 : x
2. Step 2: Convert to fraction form
   3,196.67/4,411.41 = 1,870.13/x
3. Step 3: Cross multiply
   3,196.67x = 4,411.41 × 1,870.13
4. Step 4: Simplify right side
   3,196.67x = 8,249,910.18
5. Step 5: Solve for x
   x = 8,249,910.18/3,196.67
6. Step 6: Final answer
   x = 2,580.78