Finding the Fourth Proportional to 33,145.88, 45,740.90 and 19,716.89

Step by Step Solution

1. Step 1: Write the proportion equation
   33,145.88 : 45,740.90 = 19,716.89 : x
2. Step 2: Convert to fraction form
   33,145.88/45,740.90 = 19,716.89/x
3. Step 3: Cross multiply
   33,145.88x = 45,740.90 × 19,716.89
4. Step 4: Simplify right side
   33,145.88x = 901,868,114.39
5. Step 5: Solve for x
   x = 901,868,114.39/33,145.88
6. Step 6: Final answer
   x = 27,209.06