Finding the Fourth Proportional to 11,855.34, 17,782.63 and 3,535.43

Step by Step Solution

1. Step 1: Write the proportion equation
   11,855.34 : 17,782.63 = 3,535.43 : x
2. Step 2: Convert to fraction form
   11,855.34/17,782.63 = 3,535.43/x
3. Step 3: Cross multiply
   11,855.34x = 17,782.63 × 3,535.43
4. Step 4: Simplify right side
   11,855.34x = 62,869,145.83
5. Step 5: Solve for x
   x = 62,869,145.83/11,855.34
6. Step 6: Final answer
   x = 5,303.02