Finding the Fourth Proportional to 10,434.74, 14,399.82 and 5,719.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,434.74 : 14,399.82 = 5,719.02 : x
2. Step 2: Convert to fraction form
   10,434.74/14,399.82 = 5,719.02/x
3. Step 3: Cross multiply
   10,434.74x = 14,399.82 × 5,719.02
4. Step 4: Simplify right side
   10,434.74x = 82,352,858.58
5. Step 5: Solve for x
   x = 82,352,858.58/10,434.74
6. Step 6: Final answer
   x = 7,892.18