Finding the Fourth Proportional to 14,044.56, 19,380.78 and 7,755.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,044.56 : 19,380.78 = 7,755.72 : x
2. Step 2: Convert to fraction form
   14,044.56/19,380.78 = 7,755.72/x
3. Step 3: Cross multiply
   14,044.56x = 19,380.78 × 7,755.72
4. Step 4: Simplify right side
   14,044.56x = 150,311,903.06
5. Step 5: Solve for x
   x = 150,311,903.06/14,044.56
6. Step 6: Final answer
   x = 10,702.50