Finding the Fourth Proportional to 8,995.68, 12,415.55 and 5,461.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,995.68 : 12,415.55 = 5,461.25 : x
2. Step 2: Convert to fraction form
   8,995.68/12,415.55 = 5,461.25/x
3. Step 3: Cross multiply
   8,995.68x = 12,415.55 × 5,461.25
4. Step 4: Simplify right side
   8,995.68x = 67,804,333.05
5. Step 5: Solve for x
   x = 67,804,333.05/8,995.68
6. Step 6: Final answer
   x = 7,537.43