Finding the Fourth Proportional to 9,085.15, 13,623.61 and 3,744.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,085.15 : 13,623.61 = 3,744.62 : x
2. Step 2: Convert to fraction form
   9,085.15/13,623.61 = 3,744.62/x
3. Step 3: Cross multiply
   9,085.15x = 13,623.61 × 3,744.62
4. Step 4: Simplify right side
   9,085.15x = 51,015,242.48
5. Step 5: Solve for x
   x = 51,015,242.48/9,085.15
6. Step 6: Final answer
   x = 5,615.23