Finding the Fourth Proportional to 14,052.72, 19,392.84 and 7,764.96

Step by Step Solution

1. Step 1: Write the proportion equation
   14,052.72 : 19,392.84 = 7,764.96 : x
2. Step 2: Convert to fraction form
   14,052.72/19,392.84 = 7,764.96/x
3. Step 3: Cross multiply
   14,052.72x = 19,392.84 × 7,764.96
4. Step 4: Simplify right side
   14,052.72x = 150,584,626.89
5. Step 5: Solve for x
   x = 150,584,626.89/14,052.72
6. Step 6: Final answer
   x = 10,715.69