Finding the Fourth Proportional to 19,662.33, 29,488.55 and 5,622.43

Step by Step Solution

1. Step 1: Write the proportion equation
   19,662.33 : 29,488.55 = 5,622.43 : x
2. Step 2: Convert to fraction form
   19,662.33/29,488.55 = 5,622.43/x
3. Step 3: Cross multiply
   19,662.33x = 29,488.55 × 5,622.43
4. Step 4: Simplify right side
   19,662.33x = 165,797,206.34
5. Step 5: Solve for x
   x = 165,797,206.34/19,662.33
6. Step 6: Final answer
   x = 8,432.23