Finding the Fourth Proportional to 2,355.64, 3,529.15 and 1,103.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.64 : 3,529.15 = 1,103.93 : x
2. Step 2: Convert to fraction form
   2,355.64/3,529.15 = 1,103.93/x
3. Step 3: Cross multiply
   2,355.64x = 3,529.15 × 1,103.93
4. Step 4: Simplify right side
   2,355.64x = 3,895,934.56
5. Step 5: Solve for x
   x = 3,895,934.56/2,355.64
6. Step 6: Final answer
   x = 1,653.88