Finding the Fourth Proportional to 9,045.64, 12,485.46 and 5,508.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,045.64 : 12,485.46 = 5,508.82 : x
2. Step 2: Convert to fraction form
   9,045.64/12,485.46 = 5,508.82/x
3. Step 3: Cross multiply
   9,045.64x = 12,485.46 × 5,508.82
4. Step 4: Simplify right side
   9,045.64x = 68,780,151.76
5. Step 5: Solve for x
   x = 68,780,151.76/9,045.64
6. Step 6: Final answer
   x = 7,603.68