Finding the Fourth Proportional to 8,985.24, 12,410.90 and 7,573.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,985.24 : 12,410.90 = 7,573.61 : x
2. Step 2: Convert to fraction form
   8,985.24/12,410.90 = 7,573.61/x
3. Step 3: Cross multiply
   8,985.24x = 12,410.90 × 7,573.61
4. Step 4: Simplify right side
   8,985.24x = 93,995,216.43
5. Step 5: Solve for x
   x = 93,995,216.43/8,985.24
6. Step 6: Final answer
   x = 10,461.07