Finding the Fourth Proportional to 65,571.97, 90,503.63 and 41,693.98

Step by Step Solution

1. Step 1: Write the proportion equation
   65,571.97 : 90,503.63 = 41,693.98 : x
2. Step 2: Convert to fraction form
   65,571.97/90,503.63 = 41,693.98/x
3. Step 3: Cross multiply
   65,571.97x = 90,503.63 × 41,693.98
4. Step 4: Simplify right side
   65,571.97x = 3,773,456,539.15
5. Step 5: Solve for x
   x = 3,773,456,539.15/65,571.97
6. Step 6: Final answer
   x = 57,546.79