Finding the Fourth Proportional to 80,151.67, 110,659.71 and 51,482.89

Step by Step Solution

1. Step 1: Write the proportion equation
   80,151.67 : 110,659.71 = 51,482.89 : x
2. Step 2: Convert to fraction form
   80,151.67/110,659.71 = 51,482.89/x
3. Step 3: Cross multiply
   80,151.67x = 110,659.71 × 51,482.89
4. Step 4: Simplify right side
   80,151.67x = 5,697,081,677.36
5. Step 5: Solve for x
   x = 5,697,081,677.36/80,151.67
6. Step 6: Final answer
   x = 71,078.76