Finding the Fourth Proportional to 8,697.43, 12,003.04 and 4,920.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,697.43 : 12,003.04 = 4,920.59 : x
2. Step 2: Convert to fraction form
   8,697.43/12,003.04 = 4,920.59/x
3. Step 3: Cross multiply
   8,697.43x = 12,003.04 × 4,920.59
4. Step 4: Simplify right side
   8,697.43x = 59,062,046.04
5. Step 5: Solve for x
   x = 59,062,046.04/8,697.43
6. Step 6: Final answer
   x = 6,790.75