Finding the Fourth Proportional to 107,611.76, 161,443.56 and 33,739.76

Step by Step Solution

1. Step 1: Write the proportion equation
   107,611.76 : 161,443.56 = 33,739.76 : x
2. Step 2: Convert to fraction form
   107,611.76/161,443.56 = 33,739.76/x
3. Step 3: Cross multiply
   107,611.76x = 161,443.56 × 33,739.76
4. Step 4: Simplify right side
   107,611.76x = 5,447,066,967.95
5. Step 5: Solve for x
   x = 5,447,066,967.95/107,611.76
6. Step 6: Final answer
   x = 50,617.77