Finding the Fourth Proportional to 33,090.56, 45,663.72 and 18,944.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,090.56 : 45,663.72 = 18,944.72 : x
2. Step 2: Convert to fraction form
   33,090.56/45,663.72 = 18,944.72/x
3. Step 3: Cross multiply
   33,090.56x = 45,663.72 × 18,944.72
4. Step 4: Simplify right side
   33,090.56x = 865,086,389.56
5. Step 5: Solve for x
   x = 865,086,389.56/33,090.56
6. Step 6: Final answer
   x = 26,143.00