Finding the Fourth Proportional to 33,503.76, 50,261.04 and 10,128.24

Step by Step Solution

1. Step 1: Write the proportion equation
   33,503.76 : 50,261.04 = 10,128.24 : x
2. Step 2: Convert to fraction form
   33,503.76/50,261.04 = 10,128.24/x
3. Step 3: Cross multiply
   33,503.76x = 50,261.04 × 10,128.24
4. Step 4: Simplify right side
   33,503.76x = 509,055,875.77
5. Step 5: Solve for x
   x = 509,055,875.77/33,503.76
6. Step 6: Final answer
   x = 15,193.99