Finding the Fourth Proportional to 80,676.42, 111,331.53 and 43,881.72

Step by Step Solution

1. Step 1: Write the proportion equation
   80,676.42 : 111,331.53 = 43,881.72 : x
2. Step 2: Convert to fraction form
   80,676.42/111,331.53 = 43,881.72/x
3. Step 3: Cross multiply
   80,676.42x = 111,331.53 × 43,881.72
4. Step 4: Simplify right side
   80,676.42x = 4,885,419,026.63
5. Step 5: Solve for x
   x = 4,885,419,026.63/80,676.42
6. Step 6: Final answer
   x = 60,555.72