Finding the Fourth Proportional to 35,885.34, 49,522.05 and 21,728.34

Step by Step Solution

1. Step 1: Write the proportion equation
   35,885.34 : 49,522.05 = 21,728.34 : x
2. Step 2: Convert to fraction form
   35,885.34/49,522.05 = 21,728.34/x
3. Step 3: Cross multiply
   35,885.34x = 49,522.05 × 21,728.34
4. Step 4: Simplify right side
   35,885.34x = 1,076,031,939.90
5. Step 5: Solve for x
   x = 1,076,031,939.90/35,885.34
6. Step 6: Final answer
   x = 29,985.28