Finding the Fourth Proportional to 14,082.48, 19,434.06 and 7,709.63

Step by Step Solution

1. Step 1: Write the proportion equation
   14,082.48 : 19,434.06 = 7,709.63 : x
2. Step 2: Convert to fraction form
   14,082.48/19,434.06 = 7,709.63/x
3. Step 3: Cross multiply
   14,082.48x = 19,434.06 × 7,709.63
4. Step 4: Simplify right side
   14,082.48x = 149,829,314.83
5. Step 5: Solve for x
   x = 149,829,314.83/14,082.48
6. Step 6: Final answer
   x = 10,639.41