Finding the Fourth Proportional to 10,499.92, 14,489.97 and 5,719.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.92 : 14,489.97 = 5,719.96 : x
2. Step 2: Convert to fraction form
   10,499.92/14,489.97 = 5,719.96/x
3. Step 3: Cross multiply
   10,499.92x = 14,489.97 × 5,719.96
4. Step 4: Simplify right side
   10,499.92x = 82,882,048.80
5. Step 5: Solve for x
   x = 82,882,048.80/10,499.92
6. Step 6: Final answer
   x = 7,893.59