Finding the Fourth Proportional to 31,328.05, 46,990.81 and 10,269.67

Step by Step Solution

1. Step 1: Write the proportion equation
   31,328.05 : 46,990.81 = 10,269.67 : x
2. Step 2: Convert to fraction form
   31,328.05/46,990.81 = 10,269.67/x
3. Step 3: Cross multiply
   31,328.05x = 46,990.81 × 10,269.67
4. Step 4: Simplify right side
   31,328.05x = 482,580,111.73
5. Step 5: Solve for x
   x = 482,580,111.73/31,328.05
6. Step 6: Final answer
   x = 15,404.09