Finding the Fourth Proportional to 43,609, 65,437.12 and 33,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,609 : 65,437.12 = 33,767.50 : x
2. Step 2: Convert to fraction form
   43,609/65,437.12 = 33,767.50/x
3. Step 3: Cross multiply
   43,609x = 65,437.12 × 33,767.50
4. Step 4: Simplify right side
   43,609x = 2,209,647,949.60
5. Step 5: Solve for x
   x = 2,209,647,949.60/43,609
6. Step 6: Final answer
   x = 50,669.54