Finding the Fourth Proportional to 10,085.01, 13,915.68 and 5,608.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,085.01 : 13,915.68 = 5,608.65 : x
2. Step 2: Convert to fraction form
   10,085.01/13,915.68 = 5,608.65/x
3. Step 3: Cross multiply
   10,085.01x = 13,915.68 × 5,608.65
4. Step 4: Simplify right side
   10,085.01x = 78,048,178.63
5. Step 5: Solve for x
   x = 78,048,178.63/10,085.01
6. Step 6: Final answer
   x = 7,739.03