Finding the Fourth Proportional to 7,789.86, 10,750.86 and 4,805.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,789.86 : 10,750.86 = 4,805.82 : x
2. Step 2: Convert to fraction form
   7,789.86/10,750.86 = 4,805.82/x
3. Step 3: Cross multiply
   7,789.86x = 10,750.86 × 4,805.82
4. Step 4: Simplify right side
   7,789.86x = 51,666,698.01
5. Step 5: Solve for x
   x = 51,666,698.01/7,789.86
6. Step 6: Final answer
   x = 6,632.56