Finding the Fourth Proportional to 8,985.49, 12,399.81 and 5,006.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,985.49 : 12,399.81 = 5,006.52 : x
2. Step 2: Convert to fraction form
   8,985.49/12,399.81 = 5,006.52/x
3. Step 3: Cross multiply
   8,985.49x = 12,399.81 × 5,006.52
4. Step 4: Simplify right side
   8,985.49x = 62,079,915.54
5. Step 5: Solve for x
   x = 62,079,915.54/8,985.49
6. Step 6: Final answer
   x = 6,908.90