Finding the Fourth Proportional to 9,085.33, 13,634.29 and 3,538.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,085.33 : 13,634.29 = 3,538.72 : x
2. Step 2: Convert to fraction form
   9,085.33/13,634.29 = 3,538.72/x
3. Step 3: Cross multiply
   9,085.33x = 13,634.29 × 3,538.72
4. Step 4: Simplify right side
   9,085.33x = 48,247,956.18
5. Step 5: Solve for x
   x = 48,247,956.18/9,085.33
6. Step 6: Final answer
   x = 5,310.53