Finding the Fourth Proportional to 2,548.34, 3,819.72 and 1,161.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.34 : 3,819.72 = 1,161.32 : x
2. Step 2: Convert to fraction form
   2,548.34/3,819.72 = 1,161.32/x
3. Step 3: Cross multiply
   2,548.34x = 3,819.72 × 1,161.32
4. Step 4: Simplify right side
   2,548.34x = 4,435,917.23
5. Step 5: Solve for x
   x = 4,435,917.23/2,548.34
6. Step 6: Final answer
   x = 1,740.71