Finding the Fourth Proportional to 3,953.52, 5,931.54 and 2,104.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,953.52 : 5,931.54 = 2,104.56 : x
2. Step 2: Convert to fraction form
   3,953.52/5,931.54 = 2,104.56/x
3. Step 3: Cross multiply
   3,953.52x = 5,931.54 × 2,104.56
4. Step 4: Simplify right side
   3,953.52x = 12,483,281.82
5. Step 5: Solve for x
   x = 12,483,281.82/3,953.52
6. Step 6: Final answer
   x = 3,157.51