Finding the Fourth Proportional to 9,976.05, 14,964.03 and 2,956.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,976.05 : 14,964.03 = 2,956.61 : x
2. Step 2: Convert to fraction form
   9,976.05/14,964.03 = 2,956.61/x
3. Step 3: Cross multiply
   9,976.05x = 14,964.03 × 2,956.61
4. Step 4: Simplify right side
   9,976.05x = 44,242,725.92
5. Step 5: Solve for x
   x = 44,242,725.92/9,976.05
6. Step 6: Final answer
   x = 4,434.89