Finding the Fourth Proportional to 85,568.54, 128,361.38 and 29,401.25

Step by Step Solution

1. Step 1: Write the proportion equation
   85,568.54 : 128,361.38 = 29,401.25 : x
2. Step 2: Convert to fraction form
   85,568.54/128,361.38 = 29,401.25/x
3. Step 3: Cross multiply
   85,568.54x = 128,361.38 × 29,401.25
4. Step 4: Simplify right side
   85,568.54x = 3,773,984,234.91
5. Step 5: Solve for x
   x = 3,773,984,234.91/85,568.54
6. Step 6: Final answer
   x = 44,104.81