Finding the Fourth Proportional to 123,479.78, 185,072.04 and 56,852.82

Step by Step Solution

1. Step 1: Write the proportion equation
   123,479.78 : 185,072.04 = 56,852.82 : x
2. Step 2: Convert to fraction form
   123,479.78/185,072.04 = 56,852.82/x
3. Step 3: Cross multiply
   123,479.78x = 185,072.04 × 56,852.82
4. Step 4: Simplify right side
   123,479.78x = 10,521,867,377.15
5. Step 5: Solve for x
   x = 10,521,867,377.15/123,479.78
6. Step 6: Final answer
   x = 85,211.26