Finding the Fourth Proportional to 35,897.72, 49,540.82 and 19,981.82

Step by Step Solution

1. Step 1: Write the proportion equation
   35,897.72 : 49,540.82 = 19,981.82 : x
2. Step 2: Convert to fraction form
   35,897.72/49,540.82 = 19,981.82/x
3. Step 3: Cross multiply
   35,897.72x = 49,540.82 × 19,981.82
4. Step 4: Simplify right side
   35,897.72x = 989,915,771.84
5. Step 5: Solve for x
   x = 989,915,771.84/35,897.72
6. Step 6: Final answer
   x = 27,576.01