Finding the Fourth Proportional to 33,280.32, 45,924.96 and 19,866.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,280.32 : 45,924.96 = 19,866.72 : x
2. Step 2: Convert to fraction form
   33,280.32/45,924.96 = 19,866.72/x
3. Step 3: Cross multiply
   33,280.32x = 45,924.96 × 19,866.72
4. Step 4: Simplify right side
   33,280.32x = 912,378,321.33
5. Step 5: Solve for x
   x = 912,378,321.33/33,280.32
6. Step 6: Final answer
   x = 27,414.95