Finding the Fourth Proportional to 8,092.37, 12,139.05 and 2,545.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,092.37 : 12,139.05 = 2,545.89 : x
2. Step 2: Convert to fraction form
   8,092.37/12,139.05 = 2,545.89/x
3. Step 3: Cross multiply
   8,092.37x = 12,139.05 × 2,545.89
4. Step 4: Simplify right side
   8,092.37x = 30,904,686.00
5. Step 5: Solve for x
   x = 30,904,686.00/8,092.37
6. Step 6: Final answer
   x = 3,818.99