Finding the Fourth Proportional to 67,057.82, 100,608.57 and 31,992.94

Step by Step Solution

1. Step 1: Write the proportion equation
   67,057.82 : 100,608.57 = 31,992.94 : x
2. Step 2: Convert to fraction form
   67,057.82/100,608.57 = 31,992.94/x
3. Step 3: Cross multiply
   67,057.82x = 100,608.57 × 31,992.94
4. Step 4: Simplify right side
   67,057.82x = 3,218,763,943.50
5. Step 5: Solve for x
   x = 3,218,763,943.50/67,057.82
6. Step 6: Final answer
   x = 47,999.83