Finding the Fourth Proportional to 10,429.53, 14,392.79 and 5,713.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,429.53 : 14,392.79 = 5,713.81 : x
2. Step 2: Convert to fraction form
   10,429.53/14,392.79 = 5,713.81/x
3. Step 3: Cross multiply
   10,429.53x = 14,392.79 × 5,713.81
4. Step 4: Simplify right side
   10,429.53x = 82,237,624.31
5. Step 5: Solve for x
   x = 82,237,624.31/10,429.53
6. Step 6: Final answer
   x = 7,885.08