Finding the Fourth Proportional to 9,958.91, 14,947.56 and 5,031.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,958.91 : 14,947.56 = 5,031.99 : x
2. Step 2: Convert to fraction form
   9,958.91/14,947.56 = 5,031.99/x
3. Step 3: Cross multiply
   9,958.91x = 14,947.56 × 5,031.99
4. Step 4: Simplify right side
   9,958.91x = 75,215,972.44
5. Step 5: Solve for x
   x = 75,215,972.44/9,958.91
6. Step 6: Final answer
   x = 7,552.63