Finding the Fourth Proportional to 9,045.49, 12,477.25 and 5,979.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,045.49 : 12,477.25 = 5,979.34 : x
2. Step 2: Convert to fraction form
   9,045.49/12,477.25 = 5,979.34/x
3. Step 3: Cross multiply
   9,045.49x = 12,477.25 × 5,979.34
4. Step 4: Simplify right side
   9,045.49x = 74,605,673.87
5. Step 5: Solve for x
   x = 74,605,673.87/9,045.49
6. Step 6: Final answer
   x = 8,247.83