Finding the Fourth Proportional to 5,359.50, 8,044.45 and 2,588.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,359.50 : 8,044.45 = 2,588.12 : x
2. Step 2: Convert to fraction form
   5,359.50/8,044.45 = 2,588.12/x
3. Step 3: Cross multiply
   5,359.50x = 8,044.45 × 2,588.12
4. Step 4: Simplify right side
   5,359.50x = 20,820,001.93
5. Step 5: Solve for x
   x = 20,820,001.93/5,359.50
6. Step 6: Final answer
   x = 3,884.69