Finding the Fourth Proportional to 33,154.71, 45,754.25 and 18,815.48

Step by Step Solution

1. Step 1: Write the proportion equation
   33,154.71 : 45,754.25 = 18,815.48 : x
2. Step 2: Convert to fraction form
   33,154.71/45,754.25 = 18,815.48/x
3. Step 3: Cross multiply
   33,154.71x = 45,754.25 × 18,815.48
4. Step 4: Simplify right side
   33,154.71x = 860,888,196.10
5. Step 5: Solve for x
   x = 860,888,196.10/33,154.71
6. Step 6: Final answer
   x = 25,965.79