Finding the Fourth Proportional to 2,554.63, 3,832.25 and 911.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.63 : 3,832.25 = 911.34 : x
2. Step 2: Convert to fraction form
   2,554.63/3,832.25 = 911.34/x
3. Step 3: Cross multiply
   2,554.63x = 3,832.25 × 911.34
4. Step 4: Simplify right side
   2,554.63x = 3,492,478.16
5. Step 5: Solve for x
   x = 3,492,478.16/2,554.63
6. Step 6: Final answer
   x = 1,367.12