Finding the Fourth Proportional to 188,002.89, 281,938.55 and 113,136.39

Step by Step Solution

1. Step 1: Write the proportion equation
   188,002.89 : 281,938.55 = 113,136.39 : x
2. Step 2: Convert to fraction form
   188,002.89/281,938.55 = 113,136.39/x
3. Step 3: Cross multiply
   188,002.89x = 281,938.55 × 113,136.39
4. Step 4: Simplify right side
   188,002.89x = 31,897,509,183.15
5. Step 5: Solve for x
   x = 31,897,509,183.15/188,002.89
6. Step 6: Final answer
   x = 169,664.99