Finding the Fourth Proportional to 35,935.43, 53,900.62 and 13,441.82

Step by Step Solution

1. Step 1: Write the proportion equation
   35,935.43 : 53,900.62 = 13,441.82 : x
2. Step 2: Convert to fraction form
   35,935.43/53,900.62 = 13,441.82/x
3. Step 3: Cross multiply
   35,935.43x = 53,900.62 × 13,441.82
4. Step 4: Simplify right side
   35,935.43x = 724,522,128.82
5. Step 5: Solve for x
   x = 724,522,128.82/35,935.43
6. Step 6: Final answer
   x = 20,161.78