Finding the Fourth Proportional to 9,045.09, 12,480.06 and 5,065.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,045.09 : 12,480.06 = 5,065.56 : x
2. Step 2: Convert to fraction form
   9,045.09/12,480.06 = 5,065.56/x
3. Step 3: Cross multiply
   9,045.09x = 12,480.06 × 5,065.56
4. Step 4: Simplify right side
   9,045.09x = 63,218,492.73
5. Step 5: Solve for x
   x = 63,218,492.73/9,045.09
6. Step 6: Final answer
   x = 6,989.26