Finding the Fourth Proportional to 9,152.64, 12,630.72 and 4,960.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.64 : 12,630.72 = 4,960.88 : x
2. Step 2: Convert to fraction form
   9,152.64/12,630.72 = 4,960.88/x
3. Step 3: Cross multiply
   9,152.64x = 12,630.72 × 4,960.88
4. Step 4: Simplify right side
   9,152.64x = 62,659,486.23
5. Step 5: Solve for x
   x = 62,659,486.23/9,152.64
6. Step 6: Final answer
   x = 6,846.06