Finding the Fourth Proportional to 85,168.72, 117,506.82 and 49,351.82

Step by Step Solution

1. Step 1: Write the proportion equation
   85,168.72 : 117,506.82 = 49,351.82 : x
2. Step 2: Convert to fraction form
   85,168.72/117,506.82 = 49,351.82/x
3. Step 3: Cross multiply
   85,168.72x = 117,506.82 × 49,351.82
4. Step 4: Simplify right side
   85,168.72x = 5,799,175,429.41
5. Step 5: Solve for x
   x = 5,799,175,429.41/85,168.72
6. Step 6: Final answer
   x = 68,090.44