Finding the Fourth Proportional to 73,443.69, 101,352.93 and 39,909.69

Step by Step Solution

1. Step 1: Write the proportion equation
   73,443.69 : 101,352.93 = 39,909.69 : x
2. Step 2: Convert to fraction form
   73,443.69/101,352.93 = 39,909.69/x
3. Step 3: Cross multiply
   73,443.69x = 101,352.93 × 39,909.69
4. Step 4: Simplify right side
   73,443.69x = 4,044,964,016.89
5. Step 5: Solve for x
   x = 4,044,964,016.89/73,443.69
6. Step 6: Final answer
   x = 55,075.72