Finding the Fourth Proportional to 3,196.45, 4,411.17 and 1,870.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.45 : 4,411.17 = 1,870.92 : x
2. Step 2: Convert to fraction form
   3,196.45/4,411.17 = 1,870.92/x
3. Step 3: Cross multiply
   3,196.45x = 4,411.17 × 1,870.92
4. Step 4: Simplify right side
   3,196.45x = 8,252,946.18
5. Step 5: Solve for x
   x = 8,252,946.18/3,196.45
6. Step 6: Final answer
   x = 2,581.91