Finding the Fourth Proportional to 35,897.09, 49,538.27 and 21,740.09

Step by Step Solution

1. Step 1: Write the proportion equation
   35,897.09 : 49,538.27 = 21,740.09 : x
2. Step 2: Convert to fraction form
   35,897.09/49,538.27 = 21,740.09/x
3. Step 3: Cross multiply
   35,897.09x = 49,538.27 × 21,740.09
4. Step 4: Simplify right side
   35,897.09x = 1,076,966,339.54
5. Step 5: Solve for x
   x = 1,076,966,339.54/35,897.09
6. Step 6: Final answer
   x = 30,001.49