Finding the Fourth Proportional to 73,320.50, 101,182.56 and 39,786.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,320.50 : 101,182.56 = 39,786.50 : x
2. Step 2: Convert to fraction form
   73,320.50/101,182.56 = 39,786.50/x
3. Step 3: Cross multiply
   73,320.50x = 101,182.56 × 39,786.50
4. Step 4: Simplify right side
   73,320.50x = 4,025,699,923.44
5. Step 5: Solve for x
   x = 4,025,699,923.44/73,320.50
6. Step 6: Final answer
   x = 54,905.52