Finding the Fourth Proportional to 11,622.35, 17,431.52 and 3,300.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,622.35 : 17,431.52 = 3,300.42 : x
2. Step 2: Convert to fraction form
   11,622.35/17,431.52 = 3,300.42/x
3. Step 3: Cross multiply
   11,622.35x = 17,431.52 × 3,300.42
4. Step 4: Simplify right side
   11,622.35x = 57,531,320.74
5. Step 5: Solve for x
   x = 57,531,320.74/11,622.35
6. Step 6: Final answer
   x = 4,950.06