Finding the Fourth Proportional to 76,809, 105,996.42 and 41,481

Step by Step Solution

1. Step 1: Write the proportion equation
   76,809 : 105,996.42 = 41,481 : x
2. Step 2: Convert to fraction form
   76,809/105,996.42 = 41,481/x
3. Step 3: Cross multiply
   76,809x = 105,996.42 × 41,481
4. Step 4: Simplify right side
   76,809x = 4,396,837,498.02
5. Step 5: Solve for x
   x = 4,396,837,498.02/76,809
6. Step 6: Final answer
   x = 57,243.78