Finding the Fourth Proportional to 2,292.72, 3,164.04 and 1,298.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,292.72 : 3,164.04 = 1,298.04 : x
2. Step 2: Convert to fraction form
   2,292.72/3,164.04 = 1,298.04/x
3. Step 3: Cross multiply
   2,292.72x = 3,164.04 × 1,298.04
4. Step 4: Simplify right side
   2,292.72x = 4,107,050.48
5. Step 5: Solve for x
   x = 4,107,050.48/2,292.72
6. Step 6: Final answer
   x = 1,791.34