Finding the Fourth Proportional to 57,682, 79,601.16 and 31,186

Step by Step Solution

1. Step 1: Write the proportion equation
   57,682 : 79,601.16 = 31,186 : x
2. Step 2: Convert to fraction form
   57,682/79,601.16 = 31,186/x
3. Step 3: Cross multiply
   57,682x = 79,601.16 × 31,186
4. Step 4: Simplify right side
   57,682x = 2,482,441,775.76
5. Step 5: Solve for x
   x = 2,482,441,775.76/57,682
6. Step 6: Final answer
   x = 43,036.68