Finding the Fourth Proportional to 80,118.76, 120,072.94 and 58,959.72

Step by Step Solution

1. Step 1: Write the proportion equation
   80,118.76 : 120,072.94 = 58,959.72 : x
2. Step 2: Convert to fraction form
   80,118.76/120,072.94 = 58,959.72/x
3. Step 3: Cross multiply
   80,118.76x = 120,072.94 × 58,959.72
4. Step 4: Simplify right side
   80,118.76x = 7,079,466,921.98
5. Step 5: Solve for x
   x = 7,079,466,921.98/80,118.76
6. Step 6: Final answer
   x = 88,362.16