Finding the Fourth Proportional to 9,377.29, 12,940.18 and 5,184.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,377.29 : 12,940.18 = 5,184.73 : x
2. Step 2: Convert to fraction form
   9,377.29/12,940.18 = 5,184.73/x
3. Step 3: Cross multiply
   9,377.29x = 12,940.18 × 5,184.73
4. Step 4: Simplify right side
   9,377.29x = 67,091,339.45
5. Step 5: Solve for x
   x = 67,091,339.45/9,377.29
6. Step 6: Final answer
   x = 7,154.66