Finding the Fourth Proportional to 65,711.82, 90,650.70 and 43,041

Step by Step Solution

1. Step 1: Write the proportion equation
   65,711.82 : 90,650.70 = 43,041 : x
2. Step 2: Convert to fraction form
   65,711.82/90,650.70 = 43,041/x
3. Step 3: Cross multiply
   65,711.82x = 90,650.70 × 43,041
4. Step 4: Simplify right side
   65,711.82x = 3,901,696,778.70
5. Step 5: Solve for x
   x = 3,901,696,778.70/65,711.82
6. Step 6: Final answer
   x = 59,375.87