Finding the Fourth Proportional to 9,424.78, 13,006.24 and 5,890.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,424.78 : 13,006.24 = 5,890.04 : x
2. Step 2: Convert to fraction form
   9,424.78/13,006.24 = 5,890.04/x
3. Step 3: Cross multiply
   9,424.78x = 13,006.24 × 5,890.04
4. Step 4: Simplify right side
   9,424.78x = 76,607,273.85
5. Step 5: Solve for x
   x = 76,607,273.85/9,424.78
6. Step 6: Final answer
   x = 8,128.28