Finding the Fourth Proportional to 14,043.39, 19,379.89 and 7,755.76

Step by Step Solution

1. Step 1: Write the proportion equation
   14,043.39 : 19,379.89 = 7,755.76 : x
2. Step 2: Convert to fraction form
   14,043.39/19,379.89 = 7,755.76/x
3. Step 3: Cross multiply
   14,043.39x = 19,379.89 × 7,755.76
4. Step 4: Simplify right side
   14,043.39x = 150,305,809.59
5. Step 5: Solve for x
   x = 150,305,809.59/14,043.39
6. Step 6: Final answer
   x = 10,702.96