Finding the Fourth Proportional to 2,298.56, 3,172.80 and 1,367.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.56 : 3,172.80 = 1,367.04 : x
2. Step 2: Convert to fraction form
   2,298.56/3,172.80 = 1,367.04/x
3. Step 3: Cross multiply
   2,298.56x = 3,172.80 × 1,367.04
4. Step 4: Simplify right side
   2,298.56x = 4,337,344.51
5. Step 5: Solve for x
   x = 4,337,344.51/2,298.56
6. Step 6: Final answer
   x = 1,886.98