Finding the Fourth Proportional to 10,952.62, 16,429.83 and 4,375.21

Step by Step Solution

1. Step 1: Write the proportion equation
   10,952.62 : 16,429.83 = 4,375.21 : x
2. Step 2: Convert to fraction form
   10,952.62/16,429.83 = 4,375.21/x
3. Step 3: Cross multiply
   10,952.62x = 16,429.83 × 4,375.21
4. Step 4: Simplify right side
   10,952.62x = 71,883,956.51
5. Step 5: Solve for x
   x = 71,883,956.51/10,952.62
6. Step 6: Final answer
   x = 6,563.17