Finding the Fourth Proportional to 9,859.25, 13,605.23 and 5,610.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,859.25 : 13,605.23 = 5,610.20 : x
2. Step 2: Convert to fraction form
   9,859.25/13,605.23 = 5,610.20/x
3. Step 3: Cross multiply
   9,859.25x = 13,605.23 × 5,610.20
4. Step 4: Simplify right side
   9,859.25x = 76,328,007.35
5. Step 5: Solve for x
   x = 76,328,007.35/9,859.25
6. Step 6: Final answer
   x = 7,741.76