Finding the Fourth Proportional to 9,713.25, 13,404.29 and 5,987.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,713.25 : 13,404.29 = 5,987.25 : x
2. Step 2: Convert to fraction form
   9,713.25/13,404.29 = 5,987.25/x
3. Step 3: Cross multiply
   9,713.25x = 13,404.29 × 5,987.25
4. Step 4: Simplify right side
   9,713.25x = 80,254,805.37
5. Step 5: Solve for x
   x = 80,254,805.37/9,713.25
6. Step 6: Final answer
   x = 8,262.41