Finding the Fourth Proportional to 9,147.89, 12,624.12 and 4,956.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,147.89 : 12,624.12 = 4,956.14 : x
2. Step 2: Convert to fraction form
   9,147.89/12,624.12 = 4,956.14/x
3. Step 3: Cross multiply
   9,147.89x = 12,624.12 × 4,956.14
4. Step 4: Simplify right side
   9,147.89x = 62,566,842.98
5. Step 5: Solve for x
   x = 62,566,842.98/9,147.89
6. Step 6: Final answer
   x = 6,839.49