Finding the Fourth Proportional to 35,733.76, 53,562.82 and 12,018.73

Step by Step Solution

1. Step 1: Write the proportion equation
   35,733.76 : 53,562.82 = 12,018.73 : x
2. Step 2: Convert to fraction form
   35,733.76/53,562.82 = 12,018.73/x
3. Step 3: Cross multiply
   35,733.76x = 53,562.82 × 12,018.73
4. Step 4: Simplify right side
   35,733.76x = 643,756,743.71
5. Step 5: Solve for x
   x = 643,756,743.71/35,733.76
6. Step 6: Final answer
   x = 18,015.37