Finding the Fourth Proportional to 11,429.71, 17,150.69 and 4,414.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,429.71 : 17,150.69 = 4,414.55 : x
2. Step 2: Convert to fraction form
   11,429.71/17,150.69 = 4,414.55/x
3. Step 3: Cross multiply
   11,429.71x = 17,150.69 × 4,414.55
4. Step 4: Simplify right side
   11,429.71x = 75,712,575.46
5. Step 5: Solve for x
   x = 75,712,575.46/11,429.71
6. Step 6: Final answer
   x = 6,624.19