Finding the Fourth Proportional to 67,211.06, 92,712.82 and 42,016.82

Step by Step Solution

1. Step 1: Write the proportion equation
   67,211.06 : 92,712.82 = 42,016.82 : x
2. Step 2: Convert to fraction form
   67,211.06/92,712.82 = 42,016.82/x
3. Step 3: Cross multiply
   67,211.06x = 92,712.82 × 42,016.82
4. Step 4: Simplify right side
   67,211.06x = 3,895,497,379.81
5. Step 5: Solve for x
   x = 3,895,497,379.81/67,211.06
6. Step 6: Final answer
   x = 57,959.18