Finding the Fourth Proportional to 10,202.29, 14,079.96 and 5,725.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,202.29 : 14,079.96 = 5,725.76 : x
2. Step 2: Convert to fraction form
   10,202.29/14,079.96 = 5,725.76/x
3. Step 3: Cross multiply
   10,202.29x = 14,079.96 × 5,725.76
4. Step 4: Simplify right side
   10,202.29x = 80,618,401.37
5. Step 5: Solve for x
   x = 80,618,401.37/10,202.29
6. Step 6: Final answer
   x = 7,901.99