Finding the Fourth Proportional to 33,196.74, 45,821.61 and 19,770.18

Step by Step Solution

1. Step 1: Write the proportion equation
   33,196.74 : 45,821.61 = 19,770.18 : x
2. Step 2: Convert to fraction form
   33,196.74/45,821.61 = 19,770.18/x
3. Step 3: Cross multiply
   33,196.74x = 45,821.61 × 19,770.18
4. Step 4: Simplify right side
   33,196.74x = 905,901,477.59
5. Step 5: Solve for x
   x = 905,901,477.59/33,196.74
6. Step 6: Final answer
   x = 27,288.87