Finding the Fourth Proportional to 14,077.96, 19,426.78 and 7,789.96

Step by Step Solution

1. Step 1: Write the proportion equation
   14,077.96 : 19,426.78 = 7,789.96 : x
2. Step 2: Convert to fraction form
   14,077.96/19,426.78 = 7,789.96/x
3. Step 3: Cross multiply
   14,077.96x = 19,426.78 × 7,789.96
4. Step 4: Simplify right side
   14,077.96x = 151,333,839.13
5. Step 5: Solve for x
   x = 151,333,839.13/14,077.96
6. Step 6: Final answer
   x = 10,749.70