Finding the Fourth Proportional to 9,153.91, 12,632.46 and 4,962.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,153.91 : 12,632.46 = 4,962.16 : x
2. Step 2: Convert to fraction form
   9,153.91/12,632.46 = 4,962.16/x
3. Step 3: Cross multiply
   9,153.91x = 12,632.46 × 4,962.16
4. Step 4: Simplify right side
   9,153.91x = 62,684,284.90
5. Step 5: Solve for x
   x = 62,684,284.90/9,153.91
6. Step 6: Final answer
   x = 6,847.81