Finding the Fourth Proportional to 107,171.68, 160,758.72 and 51,016.96

Step by Step Solution

1. Step 1: Write the proportion equation
   107,171.68 : 160,758.72 = 51,016.96 : x
2. Step 2: Convert to fraction form
   107,171.68/160,758.72 = 51,016.96/x
3. Step 3: Cross multiply
   107,171.68x = 160,758.72 × 51,016.96
4. Step 4: Simplify right side
   107,171.68x = 8,201,421,187.89
5. Step 5: Solve for x
   x = 8,201,421,187.89/107,171.68
6. Step 6: Final answer
   x = 76,526.01