Finding the Fourth Proportional to 73,033.06, 100,785.69 and 39,499.06

Step by Step Solution

1. Step 1: Write the proportion equation
   73,033.06 : 100,785.69 = 39,499.06 : x
2. Step 2: Convert to fraction form
   73,033.06/100,785.69 = 39,499.06/x
3. Step 3: Cross multiply
   73,033.06x = 100,785.69 × 39,499.06
4. Step 4: Simplify right side
   73,033.06x = 3,980,940,016.45
5. Step 5: Solve for x
   x = 3,980,940,016.45/73,033.06
6. Step 6: Final answer
   x = 54,508.74