Finding the Fourth Proportional to 5,987.88, 8,267.16 and 5,616.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,987.88 : 8,267.16 = 5,616.12 : x
2. Step 2: Convert to fraction form
   5,987.88/8,267.16 = 5,616.12/x
3. Step 3: Cross multiply
   5,987.88x = 8,267.16 × 5,616.12
4. Step 4: Simplify right side
   5,987.88x = 46,429,362.62
5. Step 5: Solve for x
   x = 46,429,362.62/5,987.88
6. Step 6: Final answer
   x = 7,753.89