Finding the Fourth Proportional to 16,572.91, 22,870.86 and 9,019.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,572.91 : 22,870.86 = 9,019.46 : x
2. Step 2: Convert to fraction form
   16,572.91/22,870.86 = 9,019.46/x
3. Step 3: Cross multiply
   16,572.91x = 22,870.86 × 9,019.46
4. Step 4: Simplify right side
   16,572.91x = 206,282,806.94
5. Step 5: Solve for x
   x = 206,282,806.94/16,572.91
6. Step 6: Final answer
   x = 12,446.99