Finding the Fourth Proportional to 9,964.98, 14,956.72 and 5,038.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,964.98 : 14,956.72 = 5,038.09 : x
2. Step 2: Convert to fraction form
   9,964.98/14,956.72 = 5,038.09/x
3. Step 3: Cross multiply
   9,964.98x = 14,956.72 × 5,038.09
4. Step 4: Simplify right side
   9,964.98x = 75,353,251.48
5. Step 5: Solve for x
   x = 75,353,251.48/9,964.98
6. Step 6: Final answer
   x = 7,561.81