Finding the Fourth Proportional to 2,292.89, 3,164.27 and 1,298.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,292.89 : 3,164.27 = 1,298.15 : x
2. Step 2: Convert to fraction form
   2,292.89/3,164.27 = 1,298.15/x
3. Step 3: Cross multiply
   2,292.89x = 3,164.27 × 1,298.15
4. Step 4: Simplify right side
   2,292.89x = 4,107,674.79
5. Step 5: Solve for x
   x = 4,107,674.79/2,292.89
6. Step 6: Final answer
   x = 1,791.49