Finding the Fourth Proportional to 33,672.72, 50,498.15 and 15,900.63

Step by Step Solution

1. Step 1: Write the proportion equation
   33,672.72 : 50,498.15 = 15,900.63 : x
2. Step 2: Convert to fraction form
   33,672.72/50,498.15 = 15,900.63/x
3. Step 3: Cross multiply
   33,672.72x = 50,498.15 × 15,900.63
4. Step 4: Simplify right side
   33,672.72x = 802,952,319.33
5. Step 5: Solve for x
   x = 802,952,319.33/33,672.72
6. Step 6: Final answer
   x = 23,845.78