Finding the Fourth Proportional to 65,420.56, 90,314.67 and 44,022.82

Step by Step Solution

1. Step 1: Write the proportion equation
   65,420.56 : 90,314.67 = 44,022.82 : x
2. Step 2: Convert to fraction form
   65,420.56/90,314.67 = 44,022.82/x
3. Step 3: Cross multiply
   65,420.56x = 90,314.67 × 44,022.82
4. Step 4: Simplify right side
   65,420.56x = 3,975,906,069.90
5. Step 5: Solve for x
   x = 3,975,906,069.90/65,420.56
6. Step 6: Final answer
   x = 60,774.56