Finding the Fourth Proportional to 22,145.56, 33,181.35 and 15,559.95

Step by Step Solution

1. Step 1: Write the proportion equation
   22,145.56 : 33,181.35 = 15,559.95 : x
2. Step 2: Convert to fraction form
   22,145.56/33,181.35 = 15,559.95/x
3. Step 3: Cross multiply
   22,145.56x = 33,181.35 × 15,559.95
4. Step 4: Simplify right side
   22,145.56x = 516,300,300.54
5. Step 5: Solve for x
   x = 516,300,300.54/22,145.56
6. Step 6: Final answer
   x = 23,313.94