Finding the Fourth Proportional to 7,008.57, 9,671.33 and 3,864.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,008.57 : 9,671.33 = 3,864.69 : x
2. Step 2: Convert to fraction form
   7,008.57/9,671.33 = 3,864.69/x
3. Step 3: Cross multiply
   7,008.57x = 9,671.33 × 3,864.69
4. Step 4: Simplify right side
   7,008.57x = 37,376,692.34
5. Step 5: Solve for x
   x = 37,376,692.34/7,008.57
6. Step 6: Final answer
   x = 5,333.00