Finding the Fourth Proportional to 10,633.41, 14,658.89 and 7,479.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,633.41 : 14,658.89 = 7,479.81 : x
2. Step 2: Convert to fraction form
   10,633.41/14,658.89 = 7,479.81/x
3. Step 3: Cross multiply
   10,633.41x = 14,658.89 × 7,479.81
4. Step 4: Simplify right side
   10,633.41x = 109,645,712.01
5. Step 5: Solve for x
   x = 109,645,712.01/10,633.41
6. Step 6: Final answer
   x = 10,311.43