Finding the Fourth Proportional to 11,850.52, 17,775.72 and 3,085.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,850.52 : 17,775.72 = 3,085.42 : x
2. Step 2: Convert to fraction form
   11,850.52/17,775.72 = 3,085.42/x
3. Step 3: Cross multiply
   11,850.52x = 17,775.72 × 3,085.42
4. Step 4: Simplify right side
   11,850.52x = 54,845,517.56
5. Step 5: Solve for x
   x = 54,845,517.56/11,850.52
6. Step 6: Final answer
   x = 4,628.11