Finding the Fourth Proportional to 3,977.04, 5,915.49 and 3,963.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,977.04 : 5,915.49 = 3,963.72 : x
2. Step 2: Convert to fraction form
   3,977.04/5,915.49 = 3,963.72/x
3. Step 3: Cross multiply
   3,977.04x = 5,915.49 × 3,963.72
4. Step 4: Simplify right side
   3,977.04x = 23,447,346.02
5. Step 5: Solve for x
   x = 23,447,346.02/3,977.04
6. Step 6: Final answer
   x = 5,895.68