Finding the Fourth Proportional to 139,096.35, 208,644.53 and 33,916.23

Step by Step Solution

1. Step 1: Write the proportion equation
   139,096.35 : 208,644.53 = 33,916.23 : x
2. Step 2: Convert to fraction form
   139,096.35/208,644.53 = 33,916.23/x
3. Step 3: Cross multiply
   139,096.35x = 208,644.53 × 33,916.23
4. Step 4: Simplify right side
   139,096.35x = 7,076,435,698.14
5. Step 5: Solve for x
   x = 7,076,435,698.14/139,096.35
6. Step 6: Final answer
   x = 50,874.35