Finding the Fourth Proportional to 22,624.76, 31,225.56 and 13,192.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,624.76 : 31,225.56 = 13,192.04 : x
2. Step 2: Convert to fraction form
   22,624.76/31,225.56 = 13,192.04/x
3. Step 3: Cross multiply
   22,624.76x = 31,225.56 × 13,192.04
4. Step 4: Simplify right side
   22,624.76x = 411,928,836.54
5. Step 5: Solve for x
   x = 411,928,836.54/22,624.76
6. Step 6: Final answer
   x = 18,206.99