Finding the Fourth Proportional to 85,427.69, 117,870.26 and 49,596.12

Step by Step Solution

1. Step 1: Write the proportion equation
   85,427.69 : 117,870.26 = 49,596.12 : x
2. Step 2: Convert to fraction form
   85,427.69/117,870.26 = 49,596.12/x
3. Step 3: Cross multiply
   85,427.69x = 117,870.26 × 49,596.12
4. Step 4: Simplify right side
   85,427.69x = 5,845,907,311.41
5. Step 5: Solve for x
   x = 5,845,907,311.41/85,427.69
6. Step 6: Final answer
   x = 68,431.06