Finding the Fourth Proportional to 5,096.86, 7,636.58 and 3,985.85

Step by Step Solution

1. Step 1: Write the proportion equation
   5,096.86 : 7,636.58 = 3,985.85 : x
2. Step 2: Convert to fraction form
   5,096.86/7,636.58 = 3,985.85/x
3. Step 3: Cross multiply
   5,096.86x = 7,636.58 × 3,985.85
4. Step 4: Simplify right side
   5,096.86x = 30,438,283.35
5. Step 5: Solve for x
   x = 30,438,283.35/5,096.86
6. Step 6: Final answer
   x = 5,971.96