Finding the Fourth Proportional to 8,987.41, 12,404.83 and 5,804.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,987.41 : 12,404.83 = 5,804.25 : x
2. Step 2: Convert to fraction form
   8,987.41/12,404.83 = 5,804.25/x
3. Step 3: Cross multiply
   8,987.41x = 12,404.83 × 5,804.25
4. Step 4: Simplify right side
   8,987.41x = 72,000,705.51
5. Step 5: Solve for x
   x = 72,000,705.51/8,987.41
6. Step 6: Final answer
   x = 8,011.29