Finding the Fourth Proportional to 2,592.45, 3,885.94 and 1,274.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.45 : 3,885.94 = 1,274.38 : x
2. Step 2: Convert to fraction form
   2,592.45/3,885.94 = 1,274.38/x
3. Step 3: Cross multiply
   2,592.45x = 3,885.94 × 1,274.38
4. Step 4: Simplify right side
   2,592.45x = 4,952,144.79
5. Step 5: Solve for x
   x = 4,952,144.79/2,592.45
6. Step 6: Final answer
   x = 1,910.22