Finding the Fourth Proportional to 14,131.53, 19,500.84 and 7,757.97

Step by Step Solution

1. Step 1: Write the proportion equation
   14,131.53 : 19,500.84 = 7,757.97 : x
2. Step 2: Convert to fraction form
   14,131.53/19,500.84 = 7,757.97/x
3. Step 3: Cross multiply
   14,131.53x = 19,500.84 × 7,757.97
4. Step 4: Simplify right side
   14,131.53x = 151,286,931.69
5. Step 5: Solve for x
   x = 151,286,931.69/14,131.53
6. Step 6: Final answer
   x = 10,705.63