Finding the Fourth Proportional to 107,651.72, 161,503.54 and 33,779.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,651.72 : 161,503.54 = 33,779.72 : x
2. Step 2: Convert to fraction form
   107,651.72/161,503.54 = 33,779.72/x
3. Step 3: Cross multiply
   107,651.72x = 161,503.54 × 33,779.72
4. Step 4: Simplify right side
   107,651.72x = 5,455,544,360.21
5. Step 5: Solve for x
   x = 5,455,544,360.21/107,651.72
6. Step 6: Final answer
   x = 50,677.73