Finding the Fourth Proportional to 3,985.88, 5,936.72 and 3,777.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985.88 : 5,936.72 = 3,777.71 : x
2. Step 2: Convert to fraction form
   3,985.88/5,936.72 = 3,777.71/x
3. Step 3: Cross multiply
   3,985.88x = 5,936.72 × 3,777.71
4. Step 4: Simplify right side
   3,985.88x = 22,427,157.94
5. Step 5: Solve for x
   x = 22,427,157.94/3,985.88
6. Step 6: Final answer
   x = 5,626.66