Finding the Fourth Proportional to 10,085.98, 15,128.92 and 3,844.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,085.98 : 15,128.92 = 3,844.57 : x
2. Step 2: Convert to fraction form
   10,085.98/15,128.92 = 3,844.57/x
3. Step 3: Cross multiply
   10,085.98x = 15,128.92 × 3,844.57
4. Step 4: Simplify right side
   10,085.98x = 58,164,191.96
5. Step 5: Solve for x
   x = 58,164,191.96/10,085.98
6. Step 6: Final answer
   x = 5,766.84