Finding the Fourth Proportional to 33,820.52, 50,761.40 and 18,038.79

Step by Step Solution

1. Step 1: Write the proportion equation
   33,820.52 : 50,761.40 = 18,038.79 : x
2. Step 2: Convert to fraction form
   33,820.52/50,761.40 = 18,038.79/x
3. Step 3: Cross multiply
   33,820.52x = 50,761.40 × 18,038.79
4. Step 4: Simplify right side
   33,820.52x = 915,674,144.51
5. Step 5: Solve for x
   x = 915,674,144.51/33,820.52
6. Step 6: Final answer
   x = 27,074.52