Finding the Fourth Proportional to 22,006.83, 30,368.88 and 12,574.79

Step by Step Solution

1. Step 1: Write the proportion equation
   22,006.83 : 30,368.88 = 12,574.79 : x
2. Step 2: Convert to fraction form
   22,006.83/30,368.88 = 12,574.79/x
3. Step 3: Cross multiply
   22,006.83x = 30,368.88 × 12,574.79
4. Step 4: Simplify right side
   22,006.83x = 381,882,136.69
5. Step 5: Solve for x
   x = 381,882,136.69/22,006.83
6. Step 6: Final answer
   x = 17,352.89