Finding the Fourth Proportional to 33,077.35, 45,645.69 and 18,929.89

Step by Step Solution

1. Step 1: Write the proportion equation
   33,077.35 : 45,645.69 = 18,929.89 : x
2. Step 2: Convert to fraction form
   33,077.35/45,645.69 = 18,929.89/x
3. Step 3: Cross multiply
   33,077.35x = 45,645.69 × 18,929.89
4. Step 4: Simplify right side
   33,077.35x = 864,067,890.67
5. Step 5: Solve for x
   x = 864,067,890.67/33,077.35
6. Step 6: Final answer
   x = 26,122.65