Finding the Fourth Proportional to 1,916.04, 2,871.72 and 1,367.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,916.04 : 2,871.72 = 1,367.12 : x
2. Step 2: Convert to fraction form
   1,916.04/2,871.72 = 1,367.12/x
3. Step 3: Cross multiply
   1,916.04x = 2,871.72 × 1,367.12
4. Step 4: Simplify right side
   1,916.04x = 3,925,985.85
5. Step 5: Solve for x
   x = 3,925,985.85/1,916.04
6. Step 6: Final answer
   x = 2,049.01