Finding the Fourth Proportional to 14,082.74, 19,433.89 and 7,709.17

Step by Step Solution

1. Step 1: Write the proportion equation
   14,082.74 : 19,433.89 = 7,709.17 : x
2. Step 2: Convert to fraction form
   14,082.74/19,433.89 = 7,709.17/x
3. Step 3: Cross multiply
   14,082.74x = 19,433.89 × 7,709.17
4. Step 4: Simplify right side
   14,082.74x = 149,819,161.77
5. Step 5: Solve for x
   x = 149,819,161.77/14,082.74
6. Step 6: Final answer
   x = 10,638.50