Finding the Fourth Proportional to 73,112.32, 109,635.68 and 33,647.91

Step by Step Solution

1. Step 1: Write the proportion equation
   73,112.32 : 109,635.68 = 33,647.91 : x
2. Step 2: Convert to fraction form
   73,112.32/109,635.68 = 33,647.91/x
3. Step 3: Cross multiply
   73,112.32x = 109,635.68 × 33,647.91
4. Step 4: Simplify right side
   73,112.32x = 3,689,010,977.15
5. Step 5: Solve for x
   x = 3,689,010,977.15/73,112.32
6. Step 6: Final answer
   x = 50,456.76