Finding the Fourth Proportional to 59,496.53, 82,119.69 and 40,408.20

Step by Step Solution

1. Step 1: Write the proportion equation
   59,496.53 : 82,119.69 = 40,408.20 : x
2. Step 2: Convert to fraction form
   59,496.53/82,119.69 = 40,408.20/x
3. Step 3: Cross multiply
   59,496.53x = 82,119.69 × 40,408.20
4. Step 4: Simplify right side
   59,496.53x = 3,318,308,857.46
5. Step 5: Solve for x
   x = 3,318,308,857.46/59,496.53
6. Step 6: Final answer
   x = 55,773.15