Finding the Fourth Proportional to 33,140.52, 45,718.56 and 19,704.24

Step by Step Solution

1. Step 1: Write the proportion equation
   33,140.52 : 45,718.56 = 19,704.24 : x
2. Step 2: Convert to fraction form
   33,140.52/45,718.56 = 19,704.24/x
3. Step 3: Cross multiply
   33,140.52x = 45,718.56 × 19,704.24
4. Step 4: Simplify right side
   33,140.52x = 900,849,478.69
5. Step 5: Solve for x
   x = 900,849,478.69/33,140.52
6. Step 6: Final answer
   x = 27,182.72