Finding the Fourth Proportional to 65,017.69, 89,724.51 and 35,209.69

Step by Step Solution

1. Step 1: Write the proportion equation
   65,017.69 : 89,724.51 = 35,209.69 : x
2. Step 2: Convert to fraction form
   65,017.69/89,724.51 = 35,209.69/x
3. Step 3: Cross multiply
   65,017.69x = 89,724.51 × 35,209.69
4. Step 4: Simplify right side
   65,017.69x = 3,159,171,958.19
5. Step 5: Solve for x
   x = 3,159,171,958.19/65,017.69
6. Step 6: Final answer
   x = 48,589.42