Finding the Fourth Proportional to 10,085.10, 13,915.74 and 5,608.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,085.10 : 13,915.74 = 5,608.25 : x
2. Step 2: Convert to fraction form
   10,085.10/13,915.74 = 5,608.25/x
3. Step 3: Cross multiply
   10,085.10x = 13,915.74 × 5,608.25
4. Step 4: Simplify right side
   10,085.10x = 78,042,948.86
5. Step 5: Solve for x
   x = 78,042,948.86/10,085.10
6. Step 6: Final answer
   x = 7,738.44