Finding the Fourth Proportional to 10,085.07, 13,917.91 and 5,608.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,085.07 : 13,917.91 = 5,608.91 : x
2. Step 2: Convert to fraction form
   10,085.07/13,917.91 = 5,608.91/x
3. Step 3: Cross multiply
   10,085.07x = 13,917.91 × 5,608.91
4. Step 4: Simplify right side
   10,085.07x = 78,064,234.99
5. Step 5: Solve for x
   x = 78,064,234.99/10,085.07
6. Step 6: Final answer
   x = 7,740.57