Finding the Fourth Proportional to 33,221.01, 49,851.16 and 13,498.05

Step by Step Solution

1. Step 1: Write the proportion equation
   33,221.01 : 49,851.16 = 13,498.05 : x
2. Step 2: Convert to fraction form
   33,221.01/49,851.16 = 13,498.05/x
3. Step 3: Cross multiply
   33,221.01x = 49,851.16 × 13,498.05
4. Step 4: Simplify right side
   33,221.01x = 672,893,382.75
5. Step 5: Solve for x
   x = 672,893,382.75/33,221.01
6. Step 6: Final answer
   x = 20,255.05