Finding the Fourth Proportional to 9,064.72, 13,599.24 and 3,871

Step by Step Solution

1. Step 1: Write the proportion equation
   9,064.72 : 13,599.24 = 3,871 : x
2. Step 2: Convert to fraction form
   9,064.72/13,599.24 = 3,871/x
3. Step 3: Cross multiply
   9,064.72x = 13,599.24 × 3,871
4. Step 4: Simplify right side
   9,064.72x = 52,642,658.04
5. Step 5: Solve for x
   x = 52,642,658.04/9,064.72
6. Step 6: Final answer
   x = 5,807.42