Finding the Fourth Proportional to 76,683.50, 105,825.56 and 41,760.45

Step by Step Solution

1. Step 1: Write the proportion equation
   76,683.50 : 105,825.56 = 41,760.45 : x
2. Step 2: Convert to fraction form
   76,683.50/105,825.56 = 41,760.45/x
3. Step 3: Cross multiply
   76,683.50x = 105,825.56 × 41,760.45
4. Step 4: Simplify right side
   76,683.50x = 4,419,323,007.10
5. Step 5: Solve for x
   x = 4,419,323,007.10/76,683.50
6. Step 6: Final answer
   x = 57,630.69