Finding the Fourth Proportional to 9,152.63, 12,630.62 and 4,960.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.63 : 12,630.62 = 4,960.88 : x
2. Step 2: Convert to fraction form
   9,152.63/12,630.62 = 4,960.88/x
3. Step 3: Cross multiply
   9,152.63x = 12,630.62 × 4,960.88
4. Step 4: Simplify right side
   9,152.63x = 62,658,990.15
5. Step 5: Solve for x
   x = 62,658,990.15/9,152.63
6. Step 6: Final answer
   x = 6,846.01