Finding the Fourth Proportional to 3,704.52, 5,111.75 and 2,378.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,704.52 : 5,111.75 = 2,378.34 : x
2. Step 2: Convert to fraction form
   3,704.52/5,111.75 = 2,378.34/x
3. Step 3: Cross multiply
   3,704.52x = 5,111.75 × 2,378.34
4. Step 4: Simplify right side
   3,704.52x = 12,157,467.60
5. Step 5: Solve for x
   x = 12,157,467.60/3,704.52
6. Step 6: Final answer
   x = 3,281.79