Finding the Fourth Proportional to 8,731.59, 12,046.04 and 5,373.39

Step by Step Solution

1. Step 1: Write the proportion equation
   8,731.59 : 12,046.04 = 5,373.39 : x
2. Step 2: Convert to fraction form
   8,731.59/12,046.04 = 5,373.39/x
3. Step 3: Cross multiply
   8,731.59x = 12,046.04 × 5,373.39
4. Step 4: Simplify right side
   8,731.59x = 64,728,044.01
5. Step 5: Solve for x
   x = 64,728,044.01/8,731.59
6. Step 6: Final answer
   x = 7,413.09