Finding the Fourth Proportional to 85,137.42, 117,366.89 and 59,564.56

Step by Step Solution

1. Step 1: Write the proportion equation
   85,137.42 : 117,366.89 = 59,564.56 : x
2. Step 2: Convert to fraction form
   85,137.42/117,366.89 = 59,564.56/x
3. Step 3: Cross multiply
   85,137.42x = 117,366.89 × 59,564.56
4. Step 4: Simplify right side
   85,137.42x = 6,990,907,016.91
5. Step 5: Solve for x
   x = 6,990,907,016.91/85,137.42
6. Step 6: Final answer
   x = 82,113.21