Finding the Fourth Proportional to 35,945.72, 49,605.41 and 19,813.61

Step by Step Solution

1. Step 1: Write the proportion equation
   35,945.72 : 49,605.41 = 19,813.61 : x
2. Step 2: Convert to fraction form
   35,945.72/49,605.41 = 19,813.61/x
3. Step 3: Cross multiply
   35,945.72x = 49,605.41 × 19,813.61
4. Step 4: Simplify right side
   35,945.72x = 982,862,049.14
5. Step 5: Solve for x
   x = 982,862,049.14/35,945.72
6. Step 6: Final answer
   x = 27,342.95