Finding the Fourth Proportional to 9,429.62, 12,983.06 and 7,184.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,429.62 : 12,983.06 = 7,184.30 : x
2. Step 2: Convert to fraction form
   9,429.62/12,983.06 = 7,184.30/x
3. Step 3: Cross multiply
   9,429.62x = 12,983.06 × 7,184.30
4. Step 4: Simplify right side
   9,429.62x = 93,274,197.96
5. Step 5: Solve for x
   x = 93,274,197.96/9,429.62
6. Step 6: Final answer
   x = 9,891.62